Nogan, D. S. (1964). Foraminifera, stratigraphy and paleoecology of the Aquia Formation of Maryland and Virginia. Cushman Foundation for Foraminiferal Research, Special Publication. 7: 1-50.
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Nogan, D. S.
1964
Foraminifera, stratigraphy and paleoecology of the Aquia Formation of Maryland and Virginia
Cushman Foundation for Foraminiferal Research, Special Publication