@book{30474,
	author = {Armstrong, Augustus K.},
	title = {Biostratigraphy and carbonate facies of the Mississippian Arroyo Peñasco Formation, north-central New Mexico,},
	publisher = {State Bureau of Mines and Mineral Resources, New Mexico Institute of Mining and Technology,},
	year = {1967.},
	series = {New Mexico. Bureau of Mines and Mineral Resources. Memoir},
	address = {Socorro,}
}