Moscrop, A., J. Matthews, D. Gillespie, and R. Leaper. “Development of Passive Acoustic Monitoring Systems for Northern Right Whales”. Canadian Acoustics 32, no. 2 (June 1, 2004): 17–22. Accessed April 17, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1583.