Kaliszewska, Z. A., J. Seger, S. G. Barco, R. Benegas, P. B. Best, M. W. Brown, R. L. Brownell Jr., A. Carribero, R. Harcourt, A. R. Knowlton, K. Marshalltilas, N. J. Patenaude, M. Rivarola, C. M. Schaeff, M. Sironi, W. A. Smith & T. K. Yamada «Population histories of right whales (Cetacea: Eubalaena) inferred from mitochondrial sequence diversities and divergences of their whale lice (Amphipoda: Cyamus)». Molecular Ecology, 14, 11, 2005, pàg. 3439–3456. DOI: 10.1111/j.1365-294X.2005.02664.x. PMID: 16156814.
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P. B. Best «The sperm whale (Physeter catodon) off the west coast of South Africa. 3. Reproduction in the male». Division of Sea Fisheries Investigational Report, 72, 1969, pàg. 1–20. Cited in: Amy Samuels & Peter L. Tyack. «Flukeprints: a history of studying cetacean societies». A: Janet Mann, Richard C. Connor, Peter L. Tyack, Hal Whitehead. Cetacean Societies: Field Studies of Dolphins and Whales. University of Chicago Press, 2000, p. 9–44. ISBN 978-0-226-50341-7.
Kaliszewska, Z. A., J. Seger, S. G. Barco, R. Benegas, P. B. Best, M. W. Brown, R. L. Brownell Jr., A. Carribero, R. Harcourt, A. R. Knowlton, K. Marshalltilas, N. J. Patenaude, M. Rivarola, C. M. Schaeff, M. Sironi, W. A. Smith & T. K. Yamada «Population histories of right whales (Cetacea: Eubalaena) inferred from mitochondrial sequence diversities and divergences of their whale lice (Amphipoda: Cyamus)». Molecular Ecology, 14, 11, 2005, pàg. 3439–3456. DOI: 10.1111/j.1365-294X.2005.02664.x. PMID: 16156814.
