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♦ ¹The Diets and Feeding Habits of Some Deep-Water Benthic Skates (Rajidae) in the Pacific Waters Off the Northern Kuril Islands and Southeastern Kamchatka, Alexei M. Orlov, Alaska Fishery Research Bulletin 5(1):1–17. 1998
♦ ²Predation by Salmon Sharks (Lamna ditropis) on Pacific Salmon (Oncorhynchus spp.) in the North Pacific Ocean, Kazuya Nagasawa, NPAFC Bulletin No. 1 pp. 419-433 (1998)