TY - RPRT TI - Petrology of late Eocene lavas erupted in the forearc of central Oregon AU - A. S. Davis AU - P. D. Snavely AU - Leda-Beth Gray AU - D. L. Minasian PY - 1995 DO - 10.3133/ofr9540 UR - https://pubs.usgs.gov/publication/ofr9540 ID - ofr9540 ER -