S. TRUDINGER, N.; WANG, X.-J. On the second boundary value problem for Monge-Ampère type equations and optimal transportation. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 8, n. 1, p. 143-174, 2009. DOI: 10.2422/2036-2145.2009.1.07. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/171. Acesso em: 30 may. 2025.