1
Published: 1977
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Chiiki chishitsu kenkyū hōkōku : Okayama (12) 40
2
Published: 1977
Superior document: Tari chiiki no chishitsu [Textbd.]
3
Published: 1977
Superior document: Tari chiiki no chishitsu [Karte]
4
Published: 1987
Publisher: 地質調査所 / Chishitsu Chōsa sho
Superior document: Chiiki chishitsu kenkyū hōkōku : Akita (6) 91
5
Published: 1987
Superior document: Yoriiso chiiki no chishitsu [Textbd.]
6
Published: 1987
Superior document: Yoriiso chiiki no chishitsu [Karte]