1. Studies on the little piked whale or minke whale (Balaenoptera acutorostrata Lacépède). Report on Norwegian investigations carried out in the years 1943–1950;Jonsgrd;Norsk Hvalfangst-tid,1951
2. Further studies on the structure of the baleen plates and their application to age determination;Ruud;Hvalrd Skr,1945
3. The wax plug in the external auditory meatus of the Mysticeti;Purves;Discovery Rep,1955
4. Minke whales, Balaenoptera acutorostrata of the western north Atlantic;Sergeant;J Fish Res Bd Can,1963
5. A preliminary note on ear plugs from Icelandic minke whales;Sigurjonsson;Rep Int Whal Commn,1980