1
Published: 1999
Superior document: Itsuku shima chiiki no chishitsu [Karte]
2
Published: 1999
Superior document: Itsuku shima chiiki no chishitsu [Textbd.]
3
Published: 1999
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Chiiki chishitsu kenkyū hōkōku : Kōchi (13) 13