TY - RPRT TI - Depositional models for two Tertiary coal-bearing sequences in the Powder River Basin, Wyoming, USA AU - Peter D. Warwick AU - Ronald W. Stanton PY - 2022 DO - 10.1144/gsjgs.145.4.0613 UR - https://pubs.usgs.gov/publication/70014297 ID - 70014297 ER -