TY - RPRT TI - Reconnaissance surficial geologic maps of the Newhall, Oat Mountain, Santa Susana, and Val Verde 7.5' quadrangles, Los Angeles and Ventura Counties, southern California AU - Douglas M. Morton PY - 1976 DO - 10.3133/ofr76211 UR - https://pubs.usgs.gov/publication/ofr76211 ID - ofr76211 ER -