| 引用文献 |
| 1 | | Uto, K.(1989) Neogene volcanism of Southwest Japan: its time and space based on K-Ar dating. Ph. D. Thesis, Univ. of Tokyo, 184pp. | 46 |
| 2 | 大田良平（1962）５万分の１地質図幅「米子」および同説明書． 地質調査所， 29p+abst3p | | 782 |
| 3 | 服部 仁・片田正人（196４）５万分の１地質図幅「根雨」 および同説明書．地質調査所，49p+plates4p+abst9p | | 179 |
| 4 | | MORRIS Paul A., ITAYA Tetsumaru, WATANABE Teruo, YAMAUCHI Seiki (1990) Potassium/argon ages of Cenozoic igneous rocks from eastern Shimane Prefecture - Oki Dozen Island, Southwest Japan and the Japan Sea opening．Journal of Southeast Asian Earth Sciences ，4，125-131． | 46 |