TY - RPRT TI - Oil and gas in offshore tracts: Estimates before and after drilling AU - M.F. Uman AU - W.R. James AU - H.R. Tomlinson PY - 1979 DO - 10.1126/science.205.4405.489 UR - https://pubs.usgs.gov/publication/70012281 ID - 70012281 ER -