@article {3098,
	title = {The Briones Formation of Middle California},
	journal = {University of California Publications, Bulletin of the Department of Geological Sciences},
	volume = {13},
	year = {1922},
	pages = {133-174},
	keywords = {Briones Formation, Miocene (California), Miocene (USA)},
	author = {Trask, P.D.}
}
@article {776,
	title = {The Miocene of northern Costa Rica. With notes on its general stratigraphic relations},
	journal = {Bulletins of American Paleontology},
	volume = {9},
	year = {1922},
	pages = {1-309},
	keywords = {Miocene (Costa Rica)},
	author = {Olsson, A.A.}
}
@article {772,
	title = {Revision of W.M. Gabb{\textquoteright}s Tertiary Mollusca of Santo Domingo},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {73},
	year = {1922},
	pages = {305-435},
	keywords = {Dominican Republic, Gabb},
	author = {Pilsbry, H.A.}
}
