TY - RPRT TI - Controls on the deposition and preservation of the Cretaceous Mowry Shale and Frontier Formation and equivalents, Rocky Mountain region, Colorado, Utah, and Wyoming AU - Mark A. Kirschbaum AU - Tracey J. Mercier PY - 2013 DO - 10.1306/10011212090 UR - https://pubs.usgs.gov/publication/70074096 ID - 70074096 ER -