Alegret, Laia, and Alfonso Meléndez. “The Cretaceous Paleogene Boundary Event in the Deep Sea: Inferences from the Caribbean and the Gulf of Mexico”. Anuário do Instituto de Geociências 29, no. 1 (January 1, 2006): 473–476. Accessed December 11, 2025. https://revistas.ufrj.br/index.php/aigeo/article/view/6420.