TY - RPRT TI - Chemical affinities between the solvent extractable and the bulk organic matter of fossil resin associated with an extinct podocarpaceae AU - J.O. Grimalt AU - Bernd R. T. Simoneit AU - Patrick G. Hatcher PY - 1989 DO - 10.1016/0031-9422(89)80202-x UR - https://pubs.usgs.gov/publication/70015289 ID - 70015289 ER -