DE ALBA, E. Quarterly GDP estimate for Mexico (1967-1975). Estudios Económicos de El Colegio de México, [S. l.], v. 5, n. 2, p. 359–370, 1990. DOI: 10.24201/ee.v5i2.323. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/323. Acesso em: 4 may. 2024.