Uranium-series dates of fossil hermatypic corals in Ishigaki-jima Island, Okinawa Prefecture, and their significance
沖縄県石垣島産造礁サンゴ化石の`230´Th/`234´U年代とその意義

Shigeaki Yamada, Hiroki Matsuda, Akio Omura
2007 Chishitsugaku zasshi  
doi:10.5575/geosoc.113.19 fatcat:wzf66scwlvf6pbjtt65lyxrnja