TY - RPRT TI - Stratigraphy and structural setting of Upper Cretaceous Frontier Formation, western Centennial Mountains, southwestern Montana and southeastern Idaho AU - T. S. Dyman AU - R. G. Tysdal AU - W. J. Perry AU - D. J. Nichols AU - J. D. Obradovich PY - 2008 DO - 10.1016/j.cretres.2007.05.001 UR - https://pubs.usgs.gov/publication/70032074 ID - 70032074 ER -