ŽGAJNAR, J.; ERJAVEC, E.; KAVČIČ, S. Multi-step beef ration optimisation: application of linear and weighted goal programming with a penalty function. Agricultural and Food Science, [S. l.], v. 19, n. 3, p. 193–206, 2010. DOI: 10.2137/145960610792912611. Disponível em: https://journal.fi/afs/article/view/5986. Acesso em: 22 nov. 2024.