Coba jelasin Jurnal dari Paus bungkuk dong

Best, P. B. (1993) Increase rates in severely depleted stocks of baleen whales. ICES Journal of Marine Science 50:169–186.

Smith, T.D.; J. Allen, P.J. Clapham, P.S. Hammond, S. Katona, F. Larsen, J. Lien, D. Mattila, P.J. Palsboll, J. Sigurjonsson, P.T. Stevick & N. Oien. (1999) An ocean-basin-wide mark-recapture study of the North Atlantic humpback whale. Marine Mammal Science 15: 1–32.