BENNETT, Christopher S. Inferring Stratigraphic Position of Fossil Vertebrates from the Niobrara Chalk of Western Kansas. Current Research in Earth Sciences, [S. l.], n. 244, p. 1–26, 2000. DOI: 10.17161/cres.v0i244.11778. Disponível em: https://journals.ku.edu/cres/article/view/11778. Acesso em: 16 apr. 2025.