1
Published: 1982
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Tokushu chishitsuzu / Chishitsu-Chōsasho 21-1
2
Published: 2001
Publisher: 地質調査所 / Chishitsu-Chōsasho
Superior document: Tokushu chishitsuzu / Chishitsu-Chōsasho 31-4