Acosta Hospitaleche, Carolina, Claudia P. Tambussi, and Jhoann Canto. “Fossil Penguins (Sphenisciformes) Housed in the National Museum of Natural History, Santiago, Chile”. Boletín Museo Nacional de Historia Natural 54 (December 26, 2005): 141–151. Accessed May 19, 2024. https://boletinmnhn.cl/index.php/ojs/article/view/287.