[New-Guinea]. Koch, Gerd. — Kultur der Abelam. Die Berliner "Maprik"-Sammlung.
Berlin, Museum für Völkerkunde, 1968, 112 pag., 10 col. plates, 297 b/w illustrations on plates, paperback. - Veroffentlichungen des Museums fur Volkerkunde Berlin, Neue Folge 16, Abteilung Sudsee VIII. The Abelam are a people living in the East Sepik province of Papua New Guinea, primarily in the Prince Alexander Mountains region. They are known for their culture, which is strongly linked to the cultivation of long yams and their rituals surrounding yam cultivation.