OLÁH, Judit; ERDEI, Edina; POPP, József. Efficiency Analysis of Production Management System. International Journal of Engineering and Management Sciences, [S. l.], v. 2, n. 4, p. 401–415, 2017. DOI: 10.21791/IJEMS.2017.4.32. Disponível em: https://ojs.lib.unideb.hu/IJEMS/article/view/4967.. Acesso em: 28 apr. 2024.