Author's Organization:Ocean Research Institute,University of Tokyo Water Research Institute,Nagoya University Dating and Materials Research Center,Nagoya University Department of Geology,Faculty of Science,Kochi University Department of Geology,Faculty of Science,Kochi University Ocean Research Institute,University of Tokyo
Published: October 15, 1993Received: December 04, 1992Available on J-STAGE: April 11, 2008Accepted: September 03, 1993
Advance online publication: -
Revised: -