SALDAUSKIENĖ, Jovita. Mathematics for business and management studies. Lietuvos matematikos rinkinys, [S. l.], v. 46, n. spec., p. 183–190, 2023. DOI: 10.15388/LMR.2006.30625. Disponível em: https://www.journals.vu.lt/LMR/article/view/30625. Acesso em: 11 apr. 2025.