1
Published: 1988
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Tokushu chishitsuzu / Chishitsu-Chōsasho 23-2
2
Published: 1984
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Tokushu chishitsuzu / Chishitsu-Chōsasho 23-1
3
Published: 1983
Superior document: 20 manbun no 1 chishitsu zufuku NI-54-19