@book{ 0-1141345609, title = {Stratigraphy of mid-Cretaceous formations at drilling sites in Weston and Johnson Counties, northeastern Wyoming}, series = {Professional paper / U.S. Department of the Interior, U.S. Geological Survey}, series = {Paleontology and stratigraphy of mid-Cretaceous rocks, northeastern Wyoming}, author = {Merewether, E. A.}, address = {Washington}, publisher = {US Gov. Print. Off.}, year = {1980}, language = {Undetermined}, url = {https://katalog.ub.tu-freiberg.de/Record/0-1141345609} }