1.- A CHEMICAL AND ISOTOPIC STUDY OF THE LARAMIDE GRANITIC BELT OF NORTHWESTERN MEXICO; IDENTIFICATION OF THE SOUTHERN EDGE OF THE NORTH AMERICAN PRECAMBRIAN BASEMENT GEOLOGICAL SOCIETY OF AMERICA (GSA); BOULDER, CO; USA; UNITED STATES, 2001 Ver registro 2.- GEOCHEMISTRY OF LARAMIDE GRANITOIDS FROM NORTHWESTERN MEXICO GEOLOGICAL SOCIETY OF AMERICA (GSA); BOULDER, CO; USA; UNITED STATES, 1999 GEOLOGICAL SOCIETY OF AMERICA, 1999 ANNUAL MEETING Ver registro
