Hückstädt, Luis, and Tarsicio Antezana. “Behaviour of Southern Sea Lions in Presence of Killer Whales During Fishing Operations in Central Chile”. Scientia Marina 68, no. 2 (June 30, 2004): 295–298. Accessed May 2, 2025. https://scientiamarina.revistas.csic.es/index.php/scientiamarina/article/view/369.