TY  - RPRT
TI  - Chemical changes and carbon isotope variations in a cross-section of a large Miocene gymnospermous log
AU  - A. L. Bates
AU  - E.C. Spiker
PY  - 1992
DO  - 10.1016/0009-2541(92)90006-q
UR  - https://pubs.usgs.gov/publication/70016980
ID  - 70016980
ER  -