K-Ar ages of Miocene volcanic rocks from western Tsugaru, Aomori Prefecture, Northeast Japan
青森県西津軽にみられる中新世火山岩類のK-Ar年代

Hiroyuki Hoshi, Mutsumu Ishii, Takeyoshi Yoshida
2003 Journal of the Japanese Association for Petroleum Technology  
doi:10.3720/japt.68.2-3_191 fatcat:54nfc4gqj5grxijcxpl53n2ipa