1. Abe, H. (1968) Growth and development in two forms ofClethrionomys. 1. External characters, body weight, sexual maturity and behavior.Bulletin of the Hokkaido Forest Experiment Station (Bibai)6: 69–89 (in Japanese with English summary).
2. Abe, H. (1973) Growth and development in two forms ofClethrionomys. II. Tooth characters, with special reference to phylogenetic relationships.Memoirs of the Faculty of Agriculture, Hokkaido University 57: 229–254.
3. Abe, H. (1975) Winter food of the red fox,Vulpes vulpes schrencki Kishida (Carnivora: Canidae), in Hokkaido, with special reference to vole populations.Applied Entomology and Zoology 10: 40–51.
4. Abe, H. (1976a) Population structure and reproductive activity ofClethrionomys rufocanus bedfordiae (Thomas) in a wind shelterbelt of the Ishikari plain, Hokkaido.Journal of the Mammalogical Society of Japan 7: 17–30 (in Japanese with English summary).
5. Abe, H. (1976b) Age determination ofClethrionomys rufocanus bedfordiae (Thomas).Japanese Journal of Ecology 26: 221–227 (in Japanese with English summary).