URIBE, P. Consumers with unordered preferences. Estudios Económicos de El Colegio de México, [S. l.], v. 11, n. 1, p. 55–76, 1996. DOI: 10.24201/ee.v11i1.261. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/261. Acesso em: 18 apr. 2024.