TY  - RPRT
TI  - A comparison of vitrinite reflectance measurements made on whole-rock and dispersed organic matter concentrate mounts
AU  - C.E. Barker
PY  - 1996
DO  - 10.1016/0146-6380(96)00022-8
UR  - https://pubs.usgs.gov/publication/70019292
ID  - 70019292
ER  -