URIBE, P. Consumers with nonordered preferences. Estudios Económicos de El Colegio de México, [S. l.], v. 13, n. 2, p. 101–122, 1998. DOI: 10.24201/ee.v13i2.238. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/238. Acesso em: 20 apr. 2024.