University of California Institute for Mexico and the United States - Secretaria de Relaciones Exteriores (SRE) Critical Issues Paper and Other Correspondence, 1985, 1991-1996, 1999-2001, undated

University of California Institute for Mexico and the United States - Secretaria de Relaciones Exteriores (SRE) Critical Issues Paper and Other Correspondence, 1985, 1991-1996, 1999-2001, undated, Box: 26, Folder: 10. Carlos Morton Papers, 23353329. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/466251 Accessed September 26, 2026.