@book{185594,
	author = {Stephen J. Godfrey},
	title = {The Geology and Vertebrate Paleontology of Calvert Cliffs, Maryland, USA - volumen 2. /},
	publisher = {Smithsonian Scholary Press Washinton, DC.},
	year = {2023},
	address = {Washinton - EE. UU.}
}