Personal Data

Full name

Ana Maria Duarte Silva Alves Paias

Publishing name

Ana Paias

Birthday

1963-04-07T00:00:00

Academic Degrees

DOUTORAMENTO(0)

Degree date

2001

Final grade

Distinção e Louvor

Degree granting institution

Universidade de Lisboa

School / College / Campus

Faculdade de Ciências

Thesis title

Supervisor

Co-supervisor

Scientific area

MESTRADO(0)

Degree date

1991

Final grade

Muito Bom

Degree granting institution

Universidade de Lisboa

School / College / Campus

Faculdade de Ciências

Thesis title

Supervisor

Co-supervisor

Scientific area

LICENCIATURA(0)

Degree date

1987

Final grade

Quinze valores

Degree granting institution

Universidade de Lisboa

School / College / Campus

Faculdade de Ciências

Thesis title

Supervisor

Co-supervisor

Scientific area

Profissional activity

Period Position Institution
from 1987 to 1988 Research Trainee Junta Nacional de Investigação Científica e Tecnológica
from 1988 to 1990 Junior Teaching Assistant Instituto Superior de Ciências do Trabalho e da Empresa
from 1990 to 1991 Junior Teaching Assistant Faculdade de Ciências da Universidade de Lisboa
from 1991 to 2001 Teaching Assistant Faculdade de Ciências da Universidade de Lisboa
from 2001 Assistant Professor Faculdade de Ciências da Universidade de Lisboa

Area of scientific activity

Area of scientific activity

Operational Research
Combinatorial Optimization
Transportation

Specialization domain

Combinatorial Optimization

Current main scientific area

Vehicle and crew scheduling
Rostering
Routing Problems
Heuristics
Dynamic Programming

Other scientific activities

Teaching

Experience as scientific advisor

Master Thesis


"Planeamento de Rotas de Distribuição", João Carlos Lopes da Silva, Mestrado em Estatística e Investigação Operacional, Faculdade de Ciências da Universidade de Lisboa, 2016. (co-supervisor Luís Gouveia, Universidade de Lisboa).

" Meta-heurísticas para o problema do caixeiro viajante com seleção de hotéis", Raquel Maria Pinheiro Teixeira, Mestrado em Estatística e Investigação Operacional, Faculdade de Ciências da Universidade de Lisboa, 2016. (co-supervised by Marta Mesquita, ISA, Universidade de Lisboa).

" Meta-Heurísticas para o problema do traveling purchaser", Raquel Monteiro de Nobre Costa Bernardino, Mestrado em Estatística e Investigação Operacional, Faculdade de Ciências da Universidade de Lisboa, 2015.

"Algoritmos Genéticos para o Problema da Determinação da Árvore de Suporte de Custo Mínimo com Restrição ao Número Máximo de Arestas no Caminho da Raiz até qualquer outro Vértice", de Clélia Carina Ribeiro, Mestrado em Investigação Operacional, Faculdade de Ciências da Universidade de Lisboa, 2009.


In progress:


PhD Thesis:

Ana Alice Bautzer, "Desenho de redes com estrutura de múltiplos anéis", co-supervisor José Oliveira Pires.

Raquel Monteiro de Nobre Costa Bernardino, "Solving the family salesman problem".

Master Thesis

Katlene Aline Fortes Brito, "Determinação de rotas para um navio de investigação utilizado em campanhas de pesca", co supervised by Marta Mesquita


Mafalda Coutinho da Ponte, "Modelos para determinação de rotas em diferentes períodos e com restrições de sincronização", co-supervised by Luis Gouveia.

Ana Margarida Garcia Crespo, "Modelos para determinação de rotas em diferentes períodos em que o número de vezes que um nodo tem que ser visitado não está fixo", co-supervised by Luis Gouveia



Participations in R&D projects

UID/MAT/04561/2013, Centro de matemática e Aplicações fundamentais e Investigação Operacional (CMAF-CIO), Faculdade de Ciências da Unversidade de Lisboa

PEst-OE/MAT/UI0152/2013, Centro de Investigação Operacional (CIO), Faculdade de Ciências da Unversidade de Lisboa.

PEst-OE/MAT/UI0152/2011, Centro de Investigação Operacional(CIO), Faculdade de Ciências da Unversidade de Lisboa.

POCI/MAT/57893/2004 ´Vehicle and Crew Scheduling Optimisation. Mathematical Models and Solutions Approaches´(member of the team)

POCTI-ISFL-1-152-2003,"A Center of Excellence on Operational Research"(member of the team);

POCTI/MAT/139/94/2001,"Modelos de Optimização Combinatória: Abordagens Algorítmicas para Novos Modelos e Problemas de Grande Dimensão"(member of the team);

PRAXIS / 2 / 2.1 / MAT / 139 / 94,"Modelos de Optimização Combinatória Abordagens Algorítmicas para Novos Modelos e Problemas de Grande Dimensão" (member of the team);
STRDA / C / CEG / 426 / 92 (member of the team)
87.383/ MIC , JNICT (member of the team)


Awards

Year Award Awarding entity
1992 Prize APDIO - SCHNEIDER 92 for Master Disertation APDIO e SCHNEIDER

Publications

Artigos em revistas de circulação internacional com arbitragem científica

  • Bernardino, R. and Paias, A. (2017), Solving the family traveling salesman problem. Accepted for publication in EJOR, November 2017.

    Paias, A., Ruthmair, M., Voß, S. (2016)
    Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 9855 LNCS, pp. V-VI.
    DOI: 10.1007/978-3-319-44896-1

    Bernardino, R. and Paias, A. (2016), Metaheuristics based on decision hierarchies for the traveling purchaser problem. Intl. Trans. in Op. Res., doi:10.1111/itor.12330

    Mesquita, M., Murta, A. G., Paias, A. and Wise, L. (2017), A metaheuristic approach to fisheries survey route planning. Intl. Trans. in Op. Res., 24 (3), pp 439-464. doi:10.1111/itor.12252

    Bautzer, A, Gouveia,L., Paias, A., Pires, J. (2016), Models for a Steiner multi-ring network design problem with revenues”, TOP 24(2) 360-380,
    doi:10.1007/s11750-015-0388-6

    Mesquita, M., Moz, M., Paias, A., Pato, M. (2015), A decompose-and-fix heuristic based on multi-commodity flow models for driver rostering with days-off pattern, European Journal of Operations Research, vol. 245 , issue 2 , pp. 423-437, doi:10.1016/j.ejor.2015.03.030

    M. Mesquita, M. Moz, A. Paias, M. Pato (2013). "A decomposition approach for the integrated vehicle-and-crew-roster problem with days-off pattern”, European Journal of Operations Research, vol. 229, issue 2, pp. 318-331.
    http://dx.doi.org/10.1016/j.ejor.2013.02.055

    M. Mesquita, M. Moz, A. Paias, J. Paixão, M. Pato e A. Respício (2011). "A new model for the integrated-vehicle-crew-rostering problem and a computational study on rosters", Journal of Scheduling, vol. 14, 2011, pp. 319-334;
    http://dx.doi.org/10.1007/s10951-010-0195-8

    L. Gouveia, A. Paias e S. Voss (2011). "Models for a Traveling Purchaser Problem with Additional Side-Constraints", Computers & Operations Research 38 (2), February 2011, pp 550-558;, http://dx.doi.org/10.1016/j.cor.2010.07.016

    L. Gouveia, A. Paias and D. Sharma (2011), "Restricted Dynamic Programming Based Neighborhoods for the Hop-Constrained Minimum Spanning Tree Problem”, Journal of Heuristics Vol 17, nº 1, 25-37.
    http://dx.doi.org/10.1007/s10732-009-9123-5

    M. Mesquita, A. Paias and Ana Respício(2009). " Branching approaches for integrated vehicle and crew scheduling ", Public Transport, Vol 1, nº 1, May 2009, 21-37.
    http://dx.doi.org/10.1007/s12469-008-0005-2;

    M. Mesquita and A. Paias (2008). "Set partitioning/covering-based approaches for the integrated vehicle and crew scheduling problem", Computers and Operations Research 35 (5), May 2008, 1562-1575;
    http://dx.doi.org/10.1016/j.cor.2006.09.001

    L. Gouveia, A. Paias and D.Sharma(2008). "Modeling and Solving the Rooted Distance- Constrained Minimum Spanning Tree Problem”, Computers and Operations Research 35 (2), February 2008, 600-613;
    http://dx.doi.org/10.1016/j.cor.2006.03.022

    A. Paias and J. Paixão (1993). "State Space Relaxation for Set Covering Problems Related to Bus Driver Scheduling", EJOR (European Journal of Operational Research), Vol 71 nº 2, December 1993, 303 - 316.
    http://dx.doi.org/10.1016/0377-2217(93)90056-S

Publicações em actas de encontros científicos

  • M. Mesquita, A. Murta, A. Paias, L. Wise (2013). "TSP with Multiple Time-Windows and Selective Cities", in D. Pacino, S. Voss and R.M. Jensen (eds): ICCL 2013, LNCS 8197,pp 158-172, Springer-Verlag Berlin Heidelberg 2013. (with referee)
    http://dx.doi.org/10.1007/978-3-642-41019-2_12


    M. Mesquita, M. Moz, A. Paias and M. Pato (2012) ."Planning bus driver rosters",,
    Proceedings of the 1st International Conference on Operations Research and
    Enterprise Systems (ICORES), organized by Institute for Systems and
    Technologies of Information, Control and Communication (INSTICC),
    Vilamoura, pp. 415-420. (with referee)
    (http://www.scitepress.org/DigitalLibrary)

    M. Mesquita, M. Moz, A. Paias and M. V. Pato (2011). "Comparing Roster Patterns within a Single Depot Vehicle-Crew-Roster Problem", Proceedings of the VII ALIO/EURO – Workshop on Applied Combinatorial Optimization, Porto, May 2011, , pp. 218-221; (with referee)
    http://www.dcc.fc.up.pt/ALIO-EURO-2011/

    M. Mesquita, M. Moz, A. Paias and M. V. Pato (2011). "An integrated vehicle-crew-roster problem with days-off pattern", Selected Papers of the Annual International Conference of the German Operations Research Society, Operations Research Proceedings 2010, Munich, German, September 2010, Bo Hu, Karl Morasch, Stefan Pickl e Markus Siegle (eds.), Springer, Berlin, pp. 245-250.
    http://dx.doi.org/10.1007/978-3-642-20009-0_39.(with referee)

    Gouveia, L., Paias, A. e Voss, S. (2009), “A Dynamic Programming Approach for the Travelling Purchaser Problem with Additional Side-Constraints”, Proceedings INOC2009, Pisa, Italy;(with referee)

    M. Mesquita, A. Paias e A. Respício (2005)
    "Branch-and-Price for the Integrated Multi-Depot Vehicle and Crew Scheduling Problem", in: Advanced OR and AI Methods in Transportation. Andrzej Jaszkiewicz, Mariusz Kaczmarek, Jacek Żak and Marek Kubiak (Eds), Publishing House of Poznan University of Technology, Setembro de 2005, ISBN 83-7143-239-5, pp 553-558.(with referee)

    M. Mesquita, A. Paias e A. Respício (2005) ,"Exact Solutions for the Vehicle and Crew Scheduling Problem", Proceedings da conferência INOC 2005, ISSN: 1762-5734, pp B2.300-B2.306.
    (with referee)

    A. Paias e J. Paixão (1990)."Relaxação de Espaço de Estados para Problemas de Cobertura associados a Escalonamento de Pessoal", Anais da 1ª Conferência em Estatística e Optimização - CEAUL, December 1990;(with referee)

Outras publicações

  • M. Mesquita, M. Moz, A Paias, M. Pato (2012)
    "A decomposition approach for integrated vehicle-crew-roster problem with days-off pattern", CIO-Centro de Investigação Operacional, Working Paper nº 2 / 2012
    http://cio.fc.ul.pt/files/2.2012.pdf

    M. Mesquita, M. Moz, A Paias, M. Pato(2009). "A decomposition approach to the integrated vehicle-crew-rostering problem", Centro de Investigação Operacional Working paper nº3/2009);
    http://cio.fc.ul.pt/files/3.2009.pdf

    A.Paias and J. Paixão (2006)," A Branch-and-Price Approach for the Bus Driver Scheduling Problem', Centro de Investigação Operacional da Faculdade de Ciências da Universidade de Lisboa, Working paper nº 3, 2006;

    A.Paias and J. Paixão (1988)"Modelos matemáticos para a determinação dos horários de condutores de viaturas". Working paper, CEAUL, University of Lisbon, Faculty of Sciences, 1988.

    A. Paias (1987). "Sistema Interactivo para a Geração dos Horários de Condutores de Viaturas", Trainee Report for obtaining the degree in Applied Mathematics, University of Lisbon, Faculty of Sciences, July 1987.

Artigos em revistas nacionais com arbitragem científica

  • "Sistema Interactivo para a Geração dos Horários de Condutores de Viaturas", Investigação Operacional, APDIO, nº1 Vol 8, June 1988, 47-53 .

Teses

  • "Determinação dos Horários de Pessoal Tripulante : Uma abordagem baseada numa relaxação de espaço de estados", Master dissertation, University of Lisbon, Faculty of Sciences, September 1991;

Artigos em revistas nacionais com arbitragem científica

  • "Escalonamento de pessoal tripulante: Utilização de uma técnica de relaxação de espaço de estados", Investigação Operacional,APDIO, Vol 12, June 1992, 71- 93;

Teses

  • "Método de Geração de Colunas para a elaboração das escalas de pessoal tripulante”, PhD Dissertation, University of Lisbon, Faculty of Sciences, May 2001.

Communications

Outras comunicações orais

M. Mesquita, A. Murta, A. Paias, L. Wise," TSP with Multiple Time-Windows and Selective Cities", 4th International Conference on Computational Logistics, Copenhagen, Denmark, September 2013;

M. Moz, M. Mesquita, A. Paias, M. Pato, " Comparison of Two Driver Rostering Models ", 4th International Conference on Computational Logistics, Copenhagen, Denmark, September 2013;

M. Mesquita, M. Moz, A. Paias, M. Pato," Modelling and solving driver rostering problems " EWGT 2013, Porto, Portugal, Setembro 2013;

A. Bautzer, L. Gouveia, A. Paias, J. Pires, “Modelos para o desenho de redes com estrutura de múltiplos anéis”, IO 2013 – 16º Congresso da APDIO, Bragança, Portugal, Junho 2013;
http://www.io2013.ipb.pt/docs/ProgramaIO2013.pdf

M. Mesquita, M. Moz, A. Paias, M. Pato,"Solving the integrated vehicle-crew-roster problem", The paths of Combinatorial Optimization Applications in Portugal, Sabrosa, Portugal,September 2012;
http://coapt.fc.ul.pt/forms/talks/COApt2012_AP.pdf

M. Mesquita, A. Murta, A. Paias, L. Wise,"Optimizing Routes for a Research Vessel",The paths of Combinatorial Optimization Applications in Portugal, Sabrosa, Portugal,September 2012;
http://coapt.fc.ul.pt/forms/talks/COApt2012_MM.pdf

M. Mesquita, A. Murta, A. Paias, L. Wise, “Optimizing Routes for a Research Vessel”, VeRoLog 2012 - First Conference of the EURO Working Group on Vehicle Routing and Logistics Optimization. Bologna, Italy 18 - 20 June 2012.
http://verolog2012.deis.unibo.it/attachments/article/61/Verolog2012programbooklet%20new.pf

A. Bautzer, L. Gouveia, A. Paias, J. Pires ,“Models for a Steiner multi-ring network design problem with revenues”, 25th European Conference on Operational Research , EURO XXV. Vilnius, July 2012.
http://www.euro-online.org/conf/admin/tmp/program-euro25.pdf

M. Mesquita, M. Moz, A. Paias, M. Pato, "Planning bus driver rosters", 1st International Conference on Operations Research and Enterprise Systems (ICORES), organized by Institute for Systems and Technologies of Information, Control and Communication (INSTICC), Vilamoura, February 2012;
http://www.icores.org/Program_Sunday.htm

A. Paias, M. Mesquita, M. Moz, M. Pato, "The integrated vehicle-crew-roster problem with different days-off policies", Optimization 2011, organized by APDIO and Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, Almada, July 2011;
http://eventos.fct.unl.pt/optimization2011/files/conference_book_of_abstracts.pdf

M. Mesquita, A. Murta, A.Paias, L. Wise, " Planning sheep routes to study the abundance of fish species" Optimization 2011, organized by APDIO and Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, Almada, July 2011;
http://eventos.fct.unl.pt/optimization2011/files/conference_book_of_abstracts.pdf

M. Moz, M. Mesquita, A. Paias, M. Pato, "Problema de Planeamento Integrado de Veículos, Tripulações e Escalas de Motoristas com Padrão Cíclico de Folgas ", IO 2011 – 15º Congresso da APDIO, Coimbra, April 2011.
http://www2.inescc.pt/io2011/index.php/programa.html

A. Paias, L. Gouveia, S Voss. "Integer Linear Programming and Dynamic Programming Approaches for a Traveling Purchaser Problem with Additional Side-Constraints", at EURO XXIV, Lisboa, July 2010.
http://www.euro2010lisbon.org/EUROXXIVProgramme.pdf

M. Mesquita, M. Moz, A. Paias, M. Pato. "Uma abordagem de decomposição para o problema integrado de escalonamento de viaturas-tripulações e planeamento de escalas ", 14º congresso da Associação Portuguesa de Investigação Operacional IO2009, Monte da Caparica, 2009.
http://eventos.fct.unl.pt/io2009/

C. Ribeiro, A. Paias, " Algoritmos Genéticos para a obtenção de árvores de suporte com restrição adicional", 14º congresso da Associação Portuguesa de Investigação Operacional IO2009, Monte da Caparica, Setembro de 2009;
http://eventos.fct.unl.pt/io2009/

L. Gouveia, A. Paias, Stefan Voss. "A Dynamic Programming Approach for the Travelling Purchaser Problem with Additional Side-Constraints", INOC2009, Pisa, Italy, 2009.
http://www.di.unipi.it/optimize/Events/proceedings/

L. Gouveia, A. Paias, Stefan Voss. "Models for the Traveling Purchaser Problem with Side Constraints", International meeting Informs 2008, Washington, 2008.
https://informs.emeetingsonline.com/emeetings/formbuilder/clustersessiondtl.asp?csnno=8709&mmnno=176&ppnno=31508

M. Mesquita, M. Moz, A. Paias, M. Pato."A decomposition approach to the integrated vehicle-crew-rostering problem", international meeting AIRO2008 , Ishia , Italia, 2008.
http://www.airo2008.unina.it/

L. Gouveia, A. Paias, S Voss. "Traveling Purchaser Problem : a restricted version", internacional meeting CORS/Optimization Days 2008, Quebec city, Canada, 2008.
http://w1.cirrelt.umontreal.ca/scrojopt2008/en/program/session.php?id=99

M. Mesquita, M. Moz, A. Paias, M. Pato. " Um algoritmo para o problema integrado de escalonamento de viaturas, tripulações e planeamento de escalas", IO 2008, 13º Congresso da APDIO, Universidade de Trás-os-Montes e Alto Douro, Vila Real, Portugal,2008.

M. Mesquita, M. Moz, A. Paias, J. Paixão, M.V. Pato, A. Respício “Solving Public Transport Scheduling Problems”, 22nd European Conference on Operational Research - EURO XXII, University of Economics, Prague, 2007

A. Paias, Mesquita, M. "Solving the Integrated Vehicle and Crew Scheduling Problem”, Seminario no Instituto de Sistemas de informação, na Universidade de Hamburgo, Hamburgo, Novembro 2007.

L. Gouveia, A. Paias, D. Sharma, “Restricted Dynamic Programming Based Neighborhoods for the Hop Constrained Spanning Tree Problem”. Informs Annual Meetings, Seattle, USA, November 2007

L. Gouveia, A. Paias, D. Sharma, “New Neighborhoods for the Hop Constrained Spanning Tree Problem”. 7th Metaheuristics International Conference - MIC 2007, Montreal, Canada, June 2007

L. Gouveia, A. Paias, D. Sharma, “Local Search Heuristics for the Hop Constrained Spanning Tree Problem”. INOC2007, Spa, Belgium, April 2007

L. Gouveia, A. Paias and Dushyant Sharma"Local Search Heuristics for the Hop-Constrained Minimum Spanning Tree Problem ", International Meeting INFORMS Pittsburgh, November 2006;

M. Mesquita, A. Paias “Escalonamento integrado de viaturas e tripulações: uma aplicação”, IO 2006 - 12º Congresso da APDIO, Instituto Superior de Economia e Gestão, Universidade Técnica de Lisboa, Outubro 2006

M. Mesquita, A. Paias, A. Respício “Branching approaches for the integrated multi-depot vehicle and crew scheduling problem”, CASPT 2006 10th International Conference on Computer-Aided Scheduling of Public Transport, Leeds, United Kingdom, June 2006.

M. Mesquita, A. Paias, A. Respício “Branch-and-Price for integrated multi-depot vehicle and crew scheduling problem", 10th EWGT Meeting, Poznan, Poland, September 2005.

M. Mesquita, A. Paias, A. Respício “Exact Solutions for the Vehicle and Crew Scheduling Problem", INOC 2005 - International Network Optimization Conference, FCUL, Portugal, March 2005.

M Mesquita, A. Paias, “Set Covering/Partitioning Models for Vehicle and Crew Scheduling Problems”, Optimization 2004, Lisboa, Portugal, July 2004.

M. Mesquita, A. Paias, “Solving Vehicle and Crew Scheduling Simultaneously”, IO 2004 - 11º Congresso da APDIO, Associação Portuguesa para o Desenvolvimento da Investigação Operacional, FEUP, Porto, Portugal, Abril 2004.

A. Paias, M. Mesquita, “Solving Vehicle and Crew Scheduling Simultaneously”, Combinatorial Optimization CO2004, Lancaster University, Management School, Lancaster, United Kingdom, March 2004.

Outras comunicações orais

"Escalonamento integrado de viaturas e tripulações: uma aplicação", co-author M. Mesquita, IO 2006, - 12º Congresso da APDIO, Instituto Superior de Economia e Gestão, Universidade Técnica de Lisboa, Lisboa, Outober 2006;

Outras comunicações orais

"Branching approaches for the Integrated vehicle and crew scheduling problem", co-author M. Mesquita and A. Respício, International Meeting, EURO XXI, 21st European Conference on Operational research, Reykjavik, Iceland, July 2006;

Outras comunicações orais

"Modeling and Solving the rooted distance-constrained Minimum spanning Tree Problem", co-author L. Gouveia and D. Sharma, international meeting EURO XXI, 21st European Conference on Operational research, Reykjavik, Islândia, July 2006;

Outras comunicações orais

"Branching approaches for the Integrated vehicle and crew scheduling problem", co-author M. Mesquita and A. Respício, international meeting CASPT 2006, 10th international conference on computer-aided scheduling of public Transport, Leeds, United Kingdom, June 2006;

Outras comunicações orais

"Modeling and Solving the rooted distance-constrained Minimum spanning Tree Problem", co-author L. Gouveia and D. Sharma, International Meeting INFORMS Telecom, Dallas, 2006;

Outras comunicações orais

"Branch-and-Price for the Integrated Multi-Depot Vehicle and Crew Scheduling Problem", co-author M. Mesquita and A. Respício, international meeting 10th EWGT (Euro Working Group on Transportation) and 16th Mini EURO (Artificial Intelligence in Transportation), Poznan, Polónia , Setember 2005;<br>

Outras comunicações orais

"Exact Solutions for the Vehicle and Crew Scheduling Problem", co-author M. Mesquita and A. Respício, International Meeting, INOC 2005, Lisboa, March 2005

-" Solving Vehicle and Crew Scheduling Problems Simultaneously", co-author M. Mesquita, at the International Symposium on Combinatorial Optimization, CO2004, Lancaster, Inglaterra, March 2004 and at the 11th conference of APDIO - Associação Portuguesa para o Desenvolvimento da Investigação Operacional, Porto, April 2004;

"Set Covering/Partitioning Models for the Vehicle and Crew Scheduling", co-author M. Mesquita, International Meeting Optimization 2004, Lisboa, July 2004;

Comunicações orais por convite

M. Mesquita, M. Moz, A. Paias, M. Pato," Comparing two MILP formulations for driver rostering ", EURO 2013, Roma, Italy, July 2013;
http://www.euro-online.org/conf/euro26/treat_abstract?frompage=search&paperid=15152

A. Bautzer, L. Gouveia, A. Paias, J. Pires, “Steiner multi-ring network design problem with revenues”, EURO 2013, Roma, Italy, July 2013;
http://www.euro-online.org/conf/euro26/treat_abstract?frompage=search&paperid=16144

A. Bautzer, L. Gouveia, A. Paias, J. Pires. “Models for a capacitated Steiner m-routing problem with profits”, VeRoLog 2012 - First Conference of the EURO Working Group on Vehicle Routing and Logistics Optimization. Bologna, Italy 18 – 20, 2012.
http://verolog2012.deis.unibo.it/attachments/article/61/Verolog2012programbooklet%20new.pf

M. Pato, M. Mesquita, M. Moz, A. Paias, "Influence of typical days-off patterns on the solutions of an integrated vehicle-crew-roster problem", IFORS 2011 – 19th Triennial Conference of the International Federation of Operational Research Societies, organized by the Victorian chapter of the Australian Society for Operations Research (ASOR), invited talk at the session (Re)scheduling of Vehicles and Crew on the stream Public Transit, Melbourne, Australia, 2011;
http://static.icms.com.au/ifors2011/program.pdf

M. Mesquita, M. Moz, A. Paias, M. Pato, "Comparing Roster Patterns within a Single Depot Vehicle-Crew-Roster Problem", VII ALIO/EURO – Workshop on Applied Combinatorial Optimization, organized by ALIO and EURO, invited talk at the cluster on Timetabling and Rostering, Porto, 2011;
http://www.dcc.fc.up.pt/ALIO-EURO-2011/

M. Mesquita, M. Moz, A. Paias, M. Pato. "The integrated vehicle-crew-roster problem with days-off pattern", invited talk at the session Vehicle and crew Rostering on the stream Public Transport at EURO XXIV, 2010, Lisboa, 2010;
http://www.euro2010lisbon.org/EUROXXIVProgramme.pdf

A. Paias, M. Mesquita, M. Moz, M. Pato ."A decomposition approach to the integrated vehicle-crew-rostering problem", invited talk at the session Vehicle and Crew Scheduling on the stream Public Transport at EURO XXIII, Bonn, 2009;
http://www.euro-2009.de/final_programme.php

L. Gouveia, A. Paias, D. Sharma “A Hierarchy of Neighborhood Structures for the Hop-Constrained Minimum Spanning Tree Problem”.
INFORMS-International, Puerto-Rico, 2007

M. Mesquita, A. Paias, A. Respício “Branching approaches for the integrated multi-depot vehicle and crew scheduling problem”, invited talk at the session Vehicle Routing II on the stream Vehicle Routing at EURO XXI, 21st European Conference on Operational Research, Reykjavik, Iceland, 2006.
http://www.euro2006.org/EuroFinalProgramme.pdf

A. Paias, L. Gouveia, D. Sharma, “Modeling and Solvind the Rooted Distance-Constrained Minimum Spanning Tree Problem”, invited talk at the session Network Optimization on the stream Network Optimization at EURO XXI, 21st European Conference on Operational Research, Reykjavik, Iceland, 2006.
http://www.euro2006.org/EuroFinalProgramme.pdf

A. Paias and J. Paixão"A Branch and Price Approach for the Bus Driver Scheduling Problem", at the Joint International Meeting EURO/INFORMS 2003, Istambul, Turkey, July 2003;