Munger, L. M., D. K. Mellinger, S. M. Wiggins, S. E. Moore, and J. A. Hildebrand. “Performance of Spectrogram Cross-Correlation in Detecting Right Whale Calls in Long-Term Recordings from the Bering Sea”. Canadian Acoustics, vol. 33, no. 2, June 2005, pp. 25-34, https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1718.