https://www.jstage.jst.go.jp/article/jji1950/24/1/24_1_49/_article Japanese Journal of Ichthyology Vol. 24 (1977-1978) No. 1 P 49-56 / Studies on the Variability of the Land-locked Miyabe Char, Salvelinus malma miyabei III.Geographical Variations of the Dolly Varden, Salvelinus malma, and Morphological Characters of the Miyabe Char Koji Maekawa Department of Oral Anatomy, Faculty of Dental Medicine, Hokkaido University
