TY - RPRT TI - Paleomagnetism, potassium-argon ages, and geology of rhyolites and associated rocks of the Valles Caldera, New Mexico AU - Richard R. Doell AU - G. Brent Dalrymple AU - Robert L. Smith AU - Roy A. Bailey PY - 1968 DO - 10.1130/mem116-p211 UR - https://pubs.usgs.gov/publication/70209116 ID - 70209116 ER -