JANUŠAUSKAITĖ, Nijolė. The combinatorial optimization problems of the discrete processes. Lietuvos matematikos rinkinys, [S. l.], v. 47, n. spec., p. 453–456, 2021. DOI: 10.15388/LMR.2007.24242. Disponível em: https://journals.vu.lt./LMR/article/view/24242. Acesso em: 26 apr. 2025.