TY - RPRT TI - Jurassic ash-flow sheets, calderas, and related intrusions of the Cordilleran volcanic arc in southeastern Arizona: Implications for regional tectonics and ore deposits AU - P. W. Lipman AU - J.T. Hagstrum PY - 1992 DO - 10.1130/0016-7606(1992)104<0032:jafsca>2.3.co;2 UR - https://pubs.usgs.gov/publication/70016729 ID - 70016729 ER -