TY - RPRT TI - The geology, carbonaceous materials, and origin of the epigenetic uranium deposits in the Tertiary Sespe Formation in Ventura County, California AU - Kendell A. Dickinson AU - Joel S. Leventhal PY - 1988 DO - 10.3133/b1771 UR - https://pubs.usgs.gov/publication/b1771 ID - b1771 ER -