PROJ-146 Vassoevich Paper on "The Genesis of Oil" for AAPG Bulletin

PROJ-146 Vassoevich Paper on "The Genesis of Oil" for AAPG Bulletin, Box: 58, Folder: 19. Hollis Hedberg papers, RH MS 546. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/150794 Accessed December 24, 2025.