Casey, Caroline, Colleen Reichmuth, Brandon Southall, Isabelle Charrier, and Nicolas Mathevon. “The Vocal Signature of the Male Northern Elephant Seal”. Canadian Acoustics 40, no. 3 (September 1, 2012): 40–41. Accessed May 5, 2026. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2529.