Weir , Caroline R. “Occurrence and Distribution of Cetaceans off Northern Angola, 2004/05”. J. Cetacean Res. Manage. 9, no. 3 (February 22, 2023): 225–239. Accessed September 28, 2025. https://journal-iwc-live.netxtra.dev/index.php/jcrm/article/view/671.