List of the most recent publications of the member of the group.

For more information see Scientific Output at UPF.


  • Portell L., Morera S., Ramalhinho H. (2022), Door-to-door Transportation Services for Reduced Mobility Population: A Descriptive Analytics of the city of Barcelona. International Journal of Environmental Research and Public Health.

  • De Armas J., Ramalhinho H. and Reynal-Querol M. (2022), Improving the accessibility to public schools in urban areas of developing countries through a location model and an analytical framework, PLOS ONE.


  • Rodríguez‐Pereira, J., Balcik, B., Rancourt, M. È., & Laporte, G. (2021). A Cost‐Sharing Mechanism for Multi‐Country Partnerships in Disaster Preparedness. Production and Operations Management. DOI:

  • Build, R., de Armas, J., Riera, D., Orozco, S. Optimization of the Real-Time Response to Roadside Incidents through Heuristic and Linear Programming. Mathematics 9(16), 1982, 2021. DOI:

  • de Armas J.,  Rodriguez-Pereira J. Vieira B. and Ramalhinho H. (2021), Optimizing Assistive Technology Operations for Ageing Populations, Sustainability, 13(12), 6925;

  • Fabri M. and Ramalhinho H. (2021) The In-house Logistics Routing Problem, International Transactions in Operational Research (online) Preprint

  • de Armas, J., Guillen, M., and Ramalhinho, H. (2021). Distribución geográfica de la población mayor, servicios de atención e incidencia de casos En la Covid-19: el caso de la ciudad de Barcelona. Envejecimiento y COVID-19. Seminario Ageingnomics 2020, pp. 12–29. Madrid: Fundación MAPFRE.

  • C. Blum, M. Djukanovic, A. Santini, H. Jiang, C.M. Li, F. Manyà, G. Raidl. (2021) Solving common longest subsequence problems via a transformation to the maximum clique problem. Computers & Operations Research, 125. DOI: 10.1016/j.cor.2020.105089

  • Roca, M., Ayuso, S., Bala, A., Colomer, R., Fullana-i-Palmer, P. (2021). Evaluating the implementation of a packaging Deposit and Refund System in Catalonia. Two surveys on citizenship's expected behaviour. Science of the Total Environment, 806, 2.

  • Martín Belmonte, S., Puig, J., Roca, M., Segura, M. (2021). Crisis Mitigation through Cash Assistance to Increase Local Consumption Levels—A Case Study of a Bimonetary System in Barcelona, Spain. Journal of Risk and Financial Management 14(9):430.


  • de Armas, J., Lalla-Ruiz, E., Voss, S. Luleseged , S. Similarity in metaheuristics: a gentle step towards a comparison methodology. Natural Computing, 2020. DOI:

  • Arvelo, E., de Armas, J. Guillen, M. (2020), Assessing the Demand for Elderly Care Services: A Case Study on the residents in Barcelona and the impact of COVID19. International Journal of Environmental Research and Public Health 17(20) 7486;

  • Rodriguez-Pereira J., de Armas J., Garbujo L., Ramalhinho H. (2020), Health Care Needs and Services for Elderly and Disabled Populations. Findings from a Barcelona Study. International Journal of Environmental Research and Public Health 17(21), 8071;

  • Fabri M., Ramalhinho H., Oliver M. and Muñoz J.C. (2020), Internal Logistics Flows Simulation: a case study in automotive industry, Journal of Simulation doi:10.1080/17477778.2020.1781554.

  • A. Santini. (2020) Optimising the assignment of swabs and reagents for PCR testing during a viral epidemic. Omega. DOI: 10.1016/

  • Nogueira, T.H., Ramalhinho, H.L., de Carvalho, C.R.V. & Gomez-Ravetti M. (2020), A hybrid VNS-Lagrangean heuristic framework applied on single machine scheduling problem with sequence-dependent setup times, release dates and due dates. Optimization Letters (online) doi:10.1007/s11590-019-01525-7.

  • Oliveira T.A., Oliver M., Ramalhinho H., (2020), Challenges for connecting citizens and smart cities: ICT, e-governance and blockchain, Sustainability, Special Issue “The Sustainable Development of Smart Cities through Digital Innovation”, 12(7), 2926, doi:10.3390/su12072926.

  • Oliveira T.A., Gabrich Y., Ramalhinho H., Oliver M., Cohen M.W., Ochi L.S., Guey S.e, Protti F., Pinto A.A., Ferreira D.V.M, Coelho I.M., Coelho V.N. (2020), Mobility, Citizens, Innovation and Technology in Digital and Smart Cities, Future Internet12(2), 22 doi:10.3390/fi12020022.

  • Batlle-Bayer, L., Bala, A., Roca, M., Lemaire, E., Aldaco, R., Fullana-i-Palmer, P. (2020) Nutritional and environmental co-benefits of shifting to “Planetary Health” Spanish tapas. Journal of Cleaner Production, 271, 20.

  • Roca, M., Ayuso, S., Bala, A., Fullana-i-Palmer, P. (2020). What factors determine attitudes towards the implementation of a packaging deposit and refund system? A qualitative study of the perception of Spanish consumers. Journal of Environmental Management, 270, 15.


  • Gruler, A., de Armas J., Juan, A.A., Goldsman, D.  (2019) Modeling human network behavior using simulation and optimization tools: the need for hybridization. SORT-Statistics and Operations Research Transactions. 43(2), 193-222.

  • Fabri M., Ramalhinho H., Gomez-Ravetti M. & Souza M.C. (2019), The Adapted Lagrangean Relaxation for the Flow shop Scheduling Problem with Release Dates and Delivery Times, Journal of Advanced Transportation. Article ID 3176074.

  • Ramalhinho Lourenço, H., Martin, O. and Stützle, T. (2019), Iterated Local Search: Framework and Applications. In Handbook of Metaheuristics, International Series in Operations Research & Management Science 272, Gendreau, J.-Y. Potvin (eds.), Springer International Publishing AG 129-168, DOI 978-3-319-91086-4_5.

  • Pagès-Bernaus A., Ramalhinho H., Juan A.A., Calvet L. (2019), Designing E-commerce Supply Chains: a stochastic facility-location approach,International Transactions in Operational Research 26:2, 507-528. DOI: 10.1111/itor.12433.

  • Rankothge W., Ramalhinho H. and Lobo J. (2019), On the Scaling of Virtualized Network Functions. Proceedings of IFIP/IEEE International Symposium on Integrated Network Management, 8-12 April 2019, Washington DC, USA.

  • Christopher Expósito-Izquierdo, Jesica de Armas, Eduardo Lalla-Ruiz, Belén Melián-Batista, J. Marcos Moreno-Vega (2019). A Multi-Stage Approach for the Transshipment of Import Containers at Maritime Container Terminals. IET Intelligent Transport Systems.  DOI:

  • de Armas, J., Laguna, M. (2019). Parallel machine, capacitated lot-sizing and scheduling for the pipe-insulation industry. International Journal of Production Research. DOI:

  • Alberto Santini. “An Adaptive Large Neighbourhood Search algorithm for the Orienteering Problem”. In: Expert Systems with Applications 123(2019), pp. 154–167. DOI:10.1016/j.eswa.2018.12.050

  • Oliveira T.A., Coelho V.N., Ramalhinho H., Oliver M. (2019) Digital Cities and Emerging Technologies. In: Nazário Coelho V., Machado Coelho I., A. Oliveira T., Ochi L. (eds) Smart and Digital Cities. Urban Computing. Springer, Cham. DOI 1007/978-3-030-12255-3_12

  • Blanca-Alcubilla, G., Roca, M., Bala, A., Sanz, N., De Castro, N., Fullana-i-Palmer, P. (2019). Airplane cabin waste characterization: Knowing the waste for sustainable management and future recommendations. Waste management, 91, 1, 57-64.

  • Albertí, J., Roca, M., Brodhag, C., Fullana-i-Palmer, P. (2019). Allocation and system boundary in life cycle assessments of cities. Habitat International, 83, 41-54.


  • Jesica de Armas, Albert Ferrer, Angel A. Juan, Eduardo Lalla-Ruiz (2018). Modeling and Solving the Non-Smooth Arc Routing Problem with Realistic Soft Constraints. Expert Systems wit Applications. 98, 205-220.

  • Aljoscha Gruler, Javier Panadero, Jesica de Armas, Jose A. Moreno Pérez, Angel A. Juan (2018). Combining variable neighborhood search with simulation for the inventory routing problem with stochastic demands and stock-outs. Computers & Industrial Engineering. 123, 278-288. DOI:

  • Aljoscha Gruler, Javier Panadero, Jesica de Armas, Jose A. Moreno Pérez, Angel A. Juan (2018). A Variable Neighborhood Search Simheuristic for the Multi-Period Inventory Routing Problem with Stochastic Demands. International Transactions in Operational Research. DOI:

  • Manuel Chica, Joaquín Bautista, Jesica de Armas (2018). Benefits of robust multiobjective optimization for flexible automotive assembly line balancing. Flexible Services and Manufacturing Journal. DOI:

  • Enrico Malaguti, Silvano Martello, and Alberto Santini. The Traveling Salesman Problem with pickups, deliveries, and draft limits. Omega, 74:50–58, 2018. doi: 10.1016/

  • Jesica de Armas, Peter Keenan, Angel A. Juan, Sean McGarraghy. Solving Large-Scale Time Capacitated Arc Routing Problems: from real-time heuristics to metaheuristics. Annals of Operations Research. 2018. Accepted, to appear.

  • Fabio Furini, Enrico Malaguti, and Alberto Santini. An exact algorithm for the Partition Coloring Problem. Computers & Operations Resarch, 92:170–181, 2018. doi: 10.1016/j.cor.2017.12.019

  • Stephanie Alvarez Fernandez, Angel A. Juan, Jesica de Armas, Daniel Guerreiro e Silva, Daniel Riera Terrén (2018). Metaheuristics in Telecommunication Systems: network design, routing and allocation problems. IEEE Systems Journal. DOI:

  • Javier Panadero, Jesica de Armas, Xavier Serra, Joan Manuel Marquès (2018). Multi criteria biased randomized method for resource allocation in distributed systems: Application in a volunteer computing system. Future Generation Computer Systems. 82, 29-40.

  • Alberto Santini, Stefan Ropke, and Lars Magnus Hvattum. “A comparison of acceptance criteria for the Adaptive Large Neighbourhood Search metaheuristic”. In: Journal of Heuristics 24 (5 2018), pp. 783–815. DOI:10.1007/s10732-018-9377-x





  • Grasas A., Juan, A.A. and Lourenço H.R. (2014), SimILS: A Simulation-based extension of the Iterated Local Search metaheuristic for Stochastic Combinatorial Optimization, Journal of Simulation (advance online publication 3 October 2014) doi: 10.1057/jos.2014.25. ISBN: 1747-7778 Web of Science 2013  Link

  • Alptekinoglu, A. ; Grasas, A. (2014). When to Carry Eccentric Products? Optimal Retail Assortment under Consumer Returns. Production and Operations Management (5, vol. 23, pp. 877-892). Link.

  • Martins P., Ladrón A. and Lourenço H.R. (2014), Maximum Cut-Clique Problem: ILS Heuristics and a Data Analysis Application, International Transactions in Operational Research (accepted for publication  July 25, 2014; published online September 5, 2014). DOI: 10.1111/itor.12120. ISSN: 1472-6963  Link

  • Cáceres-Cruz, J., Grasas, A., Ramalhinho, H., Juan, A.A. and Roca, M. (2014), A savings-based randomized heuristic for the heterogenous fixed fleet vehicle routing problem with multi-trips,  Journal of Applied Operational Research, 6(2):69-81. ISSN print: 1735-8523; ISSN online: 1927-0089. Link 

  • Ramalhinho H. (2014), A Polynomial Algorithm for a Special Case of the One-Machine Scheduling Problem with Time-Lags,  Proceedings of the 4th of the International Conference on Engineering Optimization, Lisbon, Portugal, edited by Taylor & Francis Group (CRC/Balkema) (accepted for publication). (Indexed at Scopus)

  • Grasas A.Ramalhinho Lourenço H., Pessoa L.S., Resende M.G.C., Caballé I. and Barba N. (2014), "On the Improvement of Blood Sample Collection at Clinical Laboratories", BMC Health Services Research 14:12. DOI:10.1186/1472-6963-14-12 Link

  • Juan, A.; Lourenço, H.R.; Mateo, M.; Luo, R.; Castella, Q. (2014) "Using Iterated Local Search for solving the Flow-Shop Problem: parametrization, randomization and parallelization issues". International Transactions in Operational Research 21(1): 103-126. DOI: 10.1111/itor.12028 Link


  • Grasas, A., Juan, A.A., Lourenço, H.R. (2013), Operations Research and Simulation in Master’s Degrees: A Case Study Regarding Different Universities in Spain, Proceedings – Winter Simulation Conference ISSN: 08917736 

  • Juan, A. A., Faulin, J., Ferrer, A., Lourenço, H.R., and Barros, B. (2013), MIRHA: Multi-start biased randomization of heuristics with adaptive local search for solving non-smooth routing problem. TOP: Volume 21, Issue 1, Pages 109-132 (accepted 27 Nov 2011). DOI 10.1007/s11750-011-0245-1. SSN: 1134-5764 (print version) ISSN: 1863-8279 (electronic version). Link

  • Serra, D. (2013). Implementing TURF analysis through Binary Linear Programming. Food Quality and Preference 28(1), 382-386.

  • Grasas, A., J. Cáceres-Cruz, H. R. Lourenço, A. A. Juan, M. Roca. (2013). Vehicle Routing in a Spanish Distribution Company: Saving Using a Savings-based Heuristic. OR Insight, 26 (3): 191-202 doi:10.1057/ori.2013.2

  • Coelho, V.N., Lourenço H.R.Grasas A., Coelho, I.M., Jamilson M., Souza F. & Cruz, R.C. (2013) "Um estudo de caso aplicado ao problema real de larga escala de Roteamento de Veículos com Frota Heterogênea e Múltiplas Viagens", XLV Brazilian Symposium of Operational Research (SBPO), 16-19, september, 2013 Natal, Brasil.)

  • Cruz, R.C., Lourenço H.R.Coelho, V.N., Jamilson M., Souza F. & Grasas A. (2013) "TWTJSSP-ILS: Um Algoritmo Heurístico para Resolver o Problema Job-Shop Scheduling com Penalidade pelo Tempo de Atraso", XLV Brazilian Symposium of Operational Research (SBPO), 16-19, september, 2013 Natal, Brasil.

  • Ayuso, S., Roca, M., Colomé, R. (2013). SMEs as “transmitters” of CSR requirements in the supply chain. Supply Chain Management: an International Journal, 18, 5.

  • Arebalo, J.A,, Arabind, D., Ayuso, S., Roca, M. (2013). The Global Compact: An Analysis of the Motivations of Adoption in the Spanish Context. Business Ethics: A European Review, 22, 1. .


  • Lourenço H.R. and Ribeiro R. (2012), Strategies for an Integrated Distribution Problem, in Hybrid Algorithms for Service, Computing and Manufacturing Systems: Routing, Scheduling and Availability Solutions, Montoya-Torres J.R., Juan A.A., Huaccho L., Faulin J. and Rodriguez-Verjan G.(eds) IGI Global Books, Hershey, PA. pp. 98-121.

  • Cáceres-Cruz, J., A. GrasasH. R. Lourenço, A. A. Juan, M. Roca, R. Colomé. (2012). Aplicación de un algoritmo randomizado a un problema real de enrutamiento de vehículos heterogéneos. Proceedings of VIII Congreso Español sobre Metaheurísticas, Algoritmos Evolutivos y Bioinspirados.

  • Juan, A. A., H. R. Lourenço, M. Mateo, A. Grasas, A. Agustín. (2012). Combinando Randomización Sesgada y Búsqueda Local Iterativa para Resolver Problemas de Flow-Shop. Proceedings of VIII Congreso Español sobre Metaheurísticas, Algoritmos Evolutivos y Bioinspirados.

  • Bosch, J., D. Serra et al.: “El peso económico del deporte en Catalunya 2006”. Estudios de Economía Aplicada 30, 655-682, 2012.

  • Jesica de Armas; Miranda, Gara; León, Coromoto. Improving the efficiency of a best-first bottom-up approach for the constrained 2D cutting problem. European Journal of Operational Research. 219 – 0, pp. 201-213. 2012.


  • Marianov, V. and D. Serra: “Median problems in networks”. H.A .Eiselt and V. Marianov  (eds): Foundations of Location Theory. Springer. 39-70, 2011.

  • Marianov, V. and D. Serra:  "Location of Multiple-Server Common Service Centers or Public Facilities, for Minimizing General Congestion and Travel Cost Functions".  International Regional Science Review, 34(3), 323-338, 2011.


  •  Lourenço H.R., Martin O. and Stützle T. (2010), Iterated Local Search: Framework and Applications. In Handbook of Metaheuristics, 2nd. Edition. Vol.146. M. Gendreau and J.Y. Potvin (eds.), Springer New York, International Series in Operations Research & Management Science, pp. 363-397.


  • Alptekinoğlu, A., A. Grasas, E. Akçalı. (2009). Is Assortment Selection a Popularity Contest? A Study of Assortment, Return Policy and Pricing Decisions of a Retailer. Book chapter in Consumer-Driven Demand and Operations Management Models (edited by S. Netessine and C. Tang) 

  •  Lourenço, H.R., Paixão, J.P. and Portugal, R. (2009), Driver Scheduling Problem Modelling. Public Transport: Planning and Operations. 1(2):103-120. Indexed atSCOPUS (2011: 1.208), Google Scholar, Academic OneFile, EI-Compendex, OCLC, SCImago, Summon by Serial Solutions. DOI: 10.1007/s12469-008-0007-0. ISSN: 1613-7159. Link

  • Jésica de Armas, Gara Miranda, Coromoto León, Carlos Segura. Optimisation of a multi-objective two- dimensional strip packing problem based on evolutionary algorithms. International Journal of Production Research. 48 – 7, pp. 2011 – 2028. 2009.

  • Roca, M., Maule, A.J. (2009). The Effects of Endowment on the Demand for Probabilistic Information. Journal of Organizational Behavior and Human Decision Processes, 109, 56-66. 2


  • Giménez, C. and Lourenço, H.R. (2008), e-SCM: Internet’s impact on Supply Chain Processes. International Journal of Logistics Management 19(3): 309-343. ISSN 0957-4093. Link

  • Fernandes, S. and Lourenço, H.R. (2008). Optimised Search Heuristic Combining Valid Inequalities and Tabu Search. In Hybrid Metaheuristics, M.J. Blesa, C. Blum, C. Cotta, A.J. Fernández, J.E. Gallardo, A. Roli, M.Sampels (Eds.), Lecture Notes in Computer Science 5296: 87-101. Indexed at: SCOPUS (2011: 0.331)Link

  • Fernandes, S. and Lourenço, H.R. (2008), A Simple Optimized Search Heuristics for the Job-Shop Scheduling. In Recent Advances in Evolutionary Computation for Combinatorial OptimizationStudies in Computational Intelligence, C. Cotta and J. van Hemert (Eds.) Springer, 153:203-218. Link

  • Silva, F. and D. Serra:  “Locating emergency services with priority rules:  The Priority Queuing Covering Location Problem”, Journal of the Operational Research Society 59, 2008, 1229-1238


  • Pérez-Vázquez, M.E., Gento-Municio, A.G. and Lourenço, H.R. (2007), Solving a Concrete Sleepers Production Scheduling by Genetic Algorithms. European Journal of Operational Research 179(3): 605-620. Link

  • Fernandes, S. and Lourenço, H.R. (2007). A GRASP and branch-and-bound metaheuristic for the job-shop scheduling. Evolutionary Computation in Combinatorial Optimization, C. Cotta and J. Van Hemert (Eds.), Lecture Notes in Computer Science 4446: 60-71.  Link

  • Silva, F. and D. Serra:  “A Capacitated Facility Location Problem with Constrained Backlogging Probabilities”, International Journal of Production Research. Vol. 45, N 21, 2007, 5117-5134

  • Serra, D.:  Review of the book: Location Theory: A unified Approach, by S. Nickel & J. Puerto.  Journal of Regional Science 47(4), 1026-1028, 2007

  • Silva, F. and D. Serra:  “Incorporating waiting time in competitive location models:  formulations and heuristics”, Network and Spatial Economics 4(1),2007, 63-76.

  • ReVelle, C., Murray, A. and D. Serra: “Location models for ceding market share and shrinking services”, OMEGA, The international Journal of Management Science 35(5), 2007