TY - RPRT TI - Organic matter at sites 642, 643, and 644, ODP Leg 104 AU - T.J. McDonald AU - M.C. Kennicutt AU - J.M. Brooks AU - Keith A. Kvenvolden PY - 1989 DO - 10.2973/odp.proc.sr.104.123.1989 UR - https://pubs.usgs.gov/publication/70208350 ID - 70208350 ER -