@article{article88390406,
title   = {A relax-and-fix with fix-and-optimize heuristic applied to multi-level lot-sizing problems},
author = {Toledo, Claudio Fabiano Motta and Arantes, Márcio da Silva and Hossomi, Marcelo Yukio Bressan and França, Paulo Morelato and Akartunalı, Kerem},
year = {2015},
doi = {10.1007/s10732-015-9295-0},
journal   = {Journal of Heuristics}
}