GARDUÑO RÍOS, S. O. Empirical evidence of the efficiency on advance exchange rates market in Mexico. Estudios Económicos de El Colegio de México, [S. l.], v. 11, n. 2, p. 181–209, 1996. DOI: 10.24201/ee.v11i2.256. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/256. Acesso em: 4 may. 2024.