Tài liệu tham khảo WikiPedia: Marisela Morales http://www.csmonitor.com/World/Americas/2011/0401/... http://ntrzacatecas.com/noticias/mexico/2011/04/07... http://www.nytimes.com/2011/04/01/world/americas/0... http://www.pgr.gob.mx http://www.pgr.gob.mx/prensa/2007/bol11/Abr/b358a1... https://web.archive.org/web/20110410120416/http://... https://web.archive.org/web/20150703105928/http://...
