Matsuoka, K., Hakamada, T., Kiwada, H., Murase, H., & Nishiwaki, S. (2020). Abundance estimates and trends for humpback whales (Megaptera novaeangliae) in Antarctic Areas IV and V based on JARPA sightings data. J. Cetacean Res. Manage., (3), 75-94. https://doi.org/10.47536/jcrm.vi.301