GILPATRICK JR., J. W.; PERRYMAN , W. L. Geographic variation in external morphology of North Pacific and Southern Hemisphere blue whales (Balaenoptera musculus). J. Cetacean Res. Manage., [S. l.], v. 10, n. 1, p. 9–21, 2023. DOI: 10.47536/jcrm.v10i1.654. Disponível em: https://journal-iwc-live.netxtra.dev/index.php/jcrm/article/view/654. Acesso em: 28 sep. 2025.