“…A local search procedure is applied to the offspring with bility ρ ls Nine neighborhood structures are defined to improve the routes. They are the same as those presented in Prins (2004), Vidal et al (2012), andSiqueira Ruela et al (2013). It important to that the local search is performed at the population or subproblem level, therefore only routes starting and ending at the depot and visiting the subset of customers in the subproblem are considered.…”