TY - RPRT TI - 40Ar/39Ar dating studies of minerals and rocks in various areas in Mexico: USGS/CRM scientific collaboration. Part II AU - Alexander Iriondo AU - Michael J. Kunk AU - Jeffrey A. Winick PY - 2004 DO - 10.3133/ofr20041444 UR - https://pubs.usgs.gov/publication/ofr20041444 ID - ofr20041444 ER -