BOUCOT, Arthur J. Modern Paleontology: Using Biostratigraphy to the utmost. Spanish Journal of Palaeontology, [S. l.], v. 5, n. 1, p. 63–70, 2022. DOI: 10.7203/sjp.25119. Disponível em: https://pasquin.uv.es/index.php/sjpalaeontology/article/view/25119. Acesso em: 13 nov. 2024.