Evolutionary, biostratigraphic, and taxonomic study of calcareous nannofossils from a continuous Paleocene-Eocene boundary section in New Jersey / by Laurel M. Bybell and Jean M. Self-Trail
(U.S. Geological Survey professional paper ; 1554)
"U.S. Department of the Interior, U.S. Geological Survey"--T.p. versoShipping list no.: 95-0101-PPhysical description for original version: v, 36 p., ...