VILKAS, E. The regions of decision of the parametric matrix game. Lithuanian Mathematical Journal, [S. l.], v. 4, n. 1, p. 31–35, 1964. DOI: 10.15388/LMJ.1964.19480. Disponível em: https://www.journals.vu.lt/LMJ/article/view/19480.. Acesso em: 6 may. 2024.