Butterworth, D.S., and A.E Puntt. “An Initial Examination of Possible Inferences Concerning MSYR for Southern Hemisphere Minke Whales from Recruitment Trends Estimated in Catch-at-Age Analyses”. J. Cetacean Res. Manage. 1, no. 1 (January 25, 1999): 33–39. Accessed September 28, 2025. https://journal-iwc-live.netxtra.dev/index.php/jcrm/article/view/450.