VILKAS, E. Games with variable payoffs. Lithuanian Mathematical Journal, [S. l.], v. 10, n. 4, p. 693–703, 1970. DOI: 10.15388/LMJ.1970.20917. Disponível em: https://journals.vu.lt./LMJ/article/view/20917. Acesso em: 26 apr. 2025.