A BRKGA-based matheuristic for the maximum quasi-clique problem with an exact local search strategyBruno Q. Pinto, Celso C. Ribeiro, José A. Riveaux and Isabel RossetiRAIRO-Oper. Res., 55 (2021) S741-S763DOI: https://doi.org/10.1051/ro/2020003