TY - RPRT TI - Methanogenic calcite, 13C-depleted bivalve shells, and gas hydrate from a mud volcano offshore southern California AU - J.R. Hein AU - W. R. Normark AU - B.R. McIntyre AU - T.D. Lorenson AU - C.L. Powell PY - 2006 DO - 10.1130/g22098.1 UR - https://pubs.usgs.gov/publication/70030936 ID - 70030936 ER -