LAZAREVIĆ, Dragan; DOBRODOLAC, Momčilo; ŠVADLENKA, Libor; STANIVUKOVIĆ, Bojan. A model for business performance improvement: a case of the postal company. Journal of Business Economics and Management, [S. l.], v. 21, n. 2, p. 564–592, 2020. DOI: 10.3846/jbem.2020.12193. Disponível em: https://journals.vilniustech.lt/index.php/JBEM/article/view/12193. Acesso em: 7 jun. 2025.