Ficheiro:Naftali Temu Mexico City 1968.jpg – Wikipédia, a enciclopédia livre

File:Nebel Voyage 06 Poblanas.jpg - Wikipedia

México – Wikipédia, a enciclopédia livre

Mexican Movement of 1968 - Wikipedia

México – Wikipédia, a enciclopédia livre

Mexican Movement of 1968 - Wikipedia

NAFTA at 20: The New Spin - Institute for Policy Studies

CNN - Former Mexican president sheds light on 1968 massacre - February 4, 1998

Two writers make sure centuries-old history of Mexico City streets is not forgotten - Hindustan Times

History of Mexico City - Wikipedia

México – Wikipédia, a enciclopédia livre

File:1968 Mexico City Olympic Games, Gold Medal.jpg - Wikipedia