Depositional Environments, Lithostratigraphy, and Biostratigraphy of the White River and Arikaree Groups (Late Eocene to Early Miocene, North America)
Dennis O. Terry · Hannan E. LaGarry · Robert M. Hunt (Jr.)
જાન્યુ 1998 · Geological Society of America Special Paper પુસ્તક 325 · Geological Society of America