"Appendix I and Appendix IIArchived 11 June 2011 at the Wayback Machine" of the Convention on the Conservation of Migratory Species of Wild Animals (CMS). As amended by the Conference of the Parties in 1985, 1988, 1991, 1994, 1997, 1999, 2002, 2005 and 2008. Effective: 5 March 2009.
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Baumgartner, M.F.; Van Parijs, S.M.; Wenzel, F.W.; Tremblay, C.J.; Esch, H.C.; Ward, A.A. (2008). "Low frequency vocalizations attributed to sei whales (Balaenoptera borealis)"". Journal of the Acoustical Society of America. 124 (2): 1339–1349. Bibcode:2008ASAJ..124.1339B. doi:10.1121/1.2945155. hdl:1912/4618. PMID18681619.
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Sandra Altherr. "Iceland's Whaling Comeback"(PDF). The Humane Society of the United States. pp. 3–4. Archived from the original(PDF) on 6 July 2022. Retrieved 15 April 2022.
"Japan not catching endangered whales"(PDF) (Press release). The Institute of Cetacean Research, Tokyo, Japan. 1 March 2002. Archived from the original(PDF) on 28 October 2006. Retrieved 10 November 2006.
"Appendix I and Appendix IIArchived 11 June 2011 at the Wayback Machine" of the Convention on the Conservation of Migratory Species of Wild Animals (CMS). As amended by the Conference of the Parties in 1985, 1988, 1991, 1994, 1997, 1999, 2002, 2005 and 2008. Effective: 5 March 2009.