W.B. Gallagher. “Oligotrophic Oceans and Minimalist Organisms: Collapse of the Maastrichtian Marine Ecosystem and Paleocene Recovery in the Cretaceous-Tertiary Sequence of New Jersey”. Netherlands Journal of Geosciences 82 (August 1, 2003): 225-231. Accessed March 31, 2026. https://njgjournal.nl/index.php/njg/article/view/11529.