Zoological science - Nihon Dobutsu Gakkai (Zoological Society of Japan, 1987)

Zoological science - Nihon Dobutsu Gakkai (Zoological Society of Japan, 1988)

Zoological science - Nihon Dobutsu Gakkai (Zoological Society of Japan, 1989)

Zoological science - Nihon Dobutsu Gakkai (Zoological Society of Japan, 1990)

Zoological science - Nihon Dobutsu Gakkai (Zoological Society of Japan, 1991)