TY - RPRT TI - New vitrinite reflectance data for the Bighorn Basin, north-central Wyoming and south-central Montana AU - Thomas M. Finn AU - Mark J. Pawlewicz PY - 2007 DO - 10.3133/ofr20071246 UR - https://pubs.usgs.gov/publication/ofr20071246 ID - ofr20071246 ER -