1
Published: 1985
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Chiiki chishitsu kenkyū hōkōku : Aomori (5) 51
2
Published: 1985
Superior document: Ugo Hamada chiiki no chishitsu [Textbd.]
3
Published: 1985
Superior document: Ugo Hamada chiiki no chishitsu [Karte]