Journal papers:
R.A. Melo, C.C. Ribeiro, and J.A. Riveaux, "A biased random-key genetic algorithm for the minimum quasi-clique partitioning problem", Annals of Operations Research, In Press, 2023. (doi)
R.A. Melo and C.C. Ribeiro. "MIP formulations for induced graph optimization problems: a tutorial", International Transactions in Operational Research, v. 30, 3159-3200, 2023. (doi) (pdf)
J.O. Cunha, G.R. Mateus and R.A. Melo, "A hybrid heuristic for capacitated three-level lot-sizing and replenishment problems with a distribution structure", Computers & Industrial Engineering, v. 173, 108698, 2022. (doi) (pdf)
R.A. Melo, C.C. Ribeiro, and J.A. Riveaux, "The minimum quasi-clique partitioning problem: Complexity, formulations, and a computational study". Information Sciences, v. 612, 655-674, 2022. (doi) (pdf)
R. Marzo, R.A. Melo, C.C. Ribeiro, and M.C. Santos, "New formulations and branch-and-cut procedures for the longest induced path problem", Computers & Operations Research, v. 139, 105627, 2022. (doi) (pdf)
R.A. Melo and C.C. Ribeiro, "Maximum weighted induced forests and trees: New formulations and a computational comparative review", International Transactions in Operational Research, v.29 (4), 2263-2287, 2022. (doi) (pdf)
W.C. Martinho, R.A. Melo and K. Sörensen, "An enhanced simulation-based iterated local search metaheuristic for gravity fed water distribution network design optimization", Computers & Operations Research, v. 135, 105429, 2021. (doi) (pdf)
J.O. Cunha and R.A. Melo, "Valid inequalities, preprocessing, and an effective heuristic for the uncapacitated three-level lot-sizing and replenishment problem with a distribution structure", European Journal of Operational Research, v. 295 (3), p. 874-892, 2021. (doi) (pdf)
R.A. Melo, M.F. Queiroz and M.C. Santos, "A matheuristic approach for the b-coloring problem using integer programming and a multi-start multi-greedy randomized metaheuristic", European Journal of Operational Research, v. 295 (1), p. 66-81, 2021. (doi) (pdf)
L.E. Cárdenas-Barrón and R.A. Melo, "A fast and effective MIP-based heuristic for a selective and periodic inventory routing problem in reverse logistics", Omega, v. 103, 102394, 2021. (doi) (pdf)
L.E. Cárdenas-Barrón, R.A. Melo and M.C. Santos, "Extended formulation and valid inequalities for the multi-item inventory lot-sizing problem with supplier selection", Computers & Operations Research, v. 130, 105234, 2021. (doi) (pdf)
R.A. Melo, M.F. Queiroz and C.C. Ribeiro, "Compact formulations and an iterated local search-based matheuristic for the minimum weighted feedback vertex set problem", European Journal of Operational Research, v. 289 (1), p. 75-92, 2021. (doi) (pdf)
J.O.Cunha, H. Kramer and R.A. Melo, "On the computational complexity of uncapacitated multi-plant lot-sizing problems", Optimization Letters, v. 15 (2), p. 803-812, 2021. (doi) (pdf)
J.O.Cunha, H. Kramer and R.A. Melo, "Effective matheuristics for the multi-item capacitated lot-sizing problem with remanufacturing", Computers & Operations Research, v. 104, p. 149-158, 2019. (doi) (pdf)
J.O.Cunha, I. Konstantaras, R.A. Melo and A. Sifaleras, "On multi-item economic lot-sizing with remanufacturing and uncapacitated production", Applied Mathematical Modelling, v. 50, p. 772-780, 2017. (doi) (pdf)
R.A. Melo and C.C. Ribeiro, "Formulations and heuristics for the multi-item uncapacitated lot-sizing problem with inventory bounds", International Journal of Production Research, v. 55 (2), p. 576-592, 2017. (doi) (pdf)
R.A. Melo, P. Samer and S. Urrutia, "An effective decomposition approach and heuristics to generate spanning trees with a small number of branch vertices", Computational Optimization and Applications, v. 65 (3), p. 821-844, 2016. (doi) (pdf)
J.O. Cunha and R.A. Melo, "A computational comparison of formulations for the economic lot-sizing with remanufacturing", Computers & Industrial Engineering, v92, p. 72-81, 2016. (doi) (pdf)
J.O. Cunha and R.A. Melo, "On reformulations for the one-warehouse multi-retailer problem". Annals of Operations Research, v. 238 (1), p 99-122, 2016. (doi) (pdf)
R.A. Melo and C.C. Ribeiro, "Improved solutions for the freight consolidation and containerization problem using aggregation and symmetry breaking". Computers & Industrial Engineering, v. 85, p. 402-413, 2015. (doi) (pdf)
R.A. Melo and L.A. Wolsey, "MIP formulations and heuristics for two-level production-transportation problems". Computers & Operations Research, v. 39,p. 2776-2786, 2012. (doi) (pdf)
R.A. Melo and L.A. Wolsey, "Uncapacitated two-level lot-sizing". Operations Research Letters, v. 38, p. 241-245, 2010. (doi) (pdf)
R.A. Melo and L.A. Wolsey, "Optimizing production and transportation in a commit-to-delivery business mode". European Journal of Operational Research, v. 203, p. 614-618, 2010. (doi) (pdf)
R.A. Melo, S. Urrutia and C.C. Ribeiro, "The Traveling Tournament Problem with Predefined Venues". Journal of Scheduling, v. 12, 607-622, 2009. (doi) (ps)
Conference papers:
J. Freire and R.A. Melo. Formulações, heurísticas e um limite combinatório para o problema de alocação de salas de aula com demandas flexíveis. In: XLVIII Simpósio Brasileiro de Pesquisa Operacional, 2016, Vitória, ES. Anais do XLVIII SBPO, 2016. (pdf)
R.A. Melo, "Algorithms and compact extended formulations for certain simple uncapacitated lot-sizing problems with sales". In: XLVI Simpósio Brasileiro de Pesquisa Operacional, 2014, Salvador. Anais do XLVI SBPO - Sessão Especial: Dimensionamento de Lotes, 2014. (pdf)
R.A. Melo, S. Urrutia and C.C. Ribeiro, "Scheduling single round robin tournaments with fixed venues", Proceedings of the 3rd Multidisciplinary International Conference on Scheduling: Theory and Applications (MISTA'07), 431-438, Paris, 2007. (ps)
S. Urrutia, C.C. Ribeiro and R.A. Melo, "A new lower bound to the traveling tournament problem", Proceedings of the 2007 IEEE Symposium on Computational Intelligence in Scheduling (CI-Sched 2007), 15-18, Honolulu, 2007. (doi) (ps)