GRIGELIONIS, B. On the uniqueness conditions of solution of Bellman’s equation. Lithuanian Mathematical Journal, [S. l.], v. 8, n. 1, p. 47–52, 1968. DOI: 10.15388/LMJ.1968.20180. Disponível em: https://www.journals.vu.lt/LMJ/article/view/20180.. Acesso em: 29 apr. 2024.