The Pennsylvanian System in the Sacramento Mountains, New Mexico, USA: Stratigraphy, Petrography, Depositional Systems, Paleontology, Biostratigraphy and Geologic History
by Spencer G. Lucas, William A. DiMichele, Karl Krainer, James E. Barrick, Daniel Vachard, Michael P. Donovan, Cindy Looy, Hans Kerp and Dan S. Chaney