Unitary associations and correlation of the Marlbo Clay and Nanjemoy Formation (Uppermost Paleocene and Lower Eoce of Virginia and Maryland. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.)
Reference:
Guex,J et al. (1996)
Unitary associations and correlation of the Marlbo Clay and Nanjemoy Formation (Uppermost Paleocene and Lower Eoce of Virginia and Maryland. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) American Association of Stratigraphic Palynologists:Principles and Applications. Applications (J.Jansonius and D.C.McGregor,Editors)
Vol. 3 P. 1000- 1009