114 沖縄県与那国島に分布する琉球石灰岩の230-Th/234-U年代
114 230-Th/234-U age of the Riukiu Limestone on Yonaguni Island, Okinawa Prefecture

Kyoko Kodama, Akio Omura, Atsushi Suzuki
1990 Annual Meeting of the Geological Society of Japan  
doi:10.14863/geosocabst.1990.0_245 fatcat:rt7tvbn5lbgbfgw2m3dm4p6gly