1. Distribution, movements and abundance of killer whales (Orcinus orca) in Norwegian coastal waters, 1982–1987, based on questionnaire survey;Christensen;Rit Fiskideildar,1988
2. The distribution of killer whales (Orcinus orca) in the North Atlantic based on Norwegian catches, 1938–1981, and incidental sightings, 1967–1987;Øien;Rit Fiskideildar,1988
3. Social organization and genealogy of resident killer whales (Orcinus orca) in the coastal waters of British Columbia and Washington State.;Bigg;Rep Int Whal Commn,1990
4. Vocal traditions among killer whales (Orcinus orca) in coastal waters of British Columbia;Ford;Can J Zool,1991
5. A review of variability in the distribution and abundance of Norwegian spring spawning herring and Barents Sea capelin;Røttingen;Polar Res,1990