254 長崎県川棚町虚空蔵山火山岩類のK-Ar年代
254 K-Ar ages of Kokuzo-san volcanic rocks from Kawatana-cho, Nagasaki Prefecture

Yukio Matsumoto, Shigeki Yamagata, Tetsumaru Itaya
1991 Annual Meeting of the Geological Society of Japan  
doi:10.14863/geosocabst.1991.0_383 fatcat:bcffepr6prhsdd76dh46gwwuyu