KACZMARCZYK, W. Modelling Multi-Period Set-up Times in the Proportional Lot-Sizing Problem. Decision Making in Manufacturing and Services, [S. l.], v. 3, n. 2, p. 15–35, 2009. DOI: 10.7494/dmms.2009.3.2.15. Disponível em: https://journals.agh.edu.pl/dmms/article/view/545. Acesso em: 4 may. 2024.