Bloomer, Stephen, Xavier Monteys, and Ross Chapman. “Multifrequency Classification and Characterization of Single Beam Echosounder Data Offshore Ireland”. Canadian Acoustics 38, no. 3 (September 1, 2010): 46-47. Accessed May 7, 2021. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2237.