%A YAMAGATA, Kotaro %A MACHIDA, Hiroshi %A ARAI, Fusao %T Zenikame-Menagawa Tephra: Late Pleistocene Tephra Layers Erupted from a Submerged Vent off the Coast of Hakodate, Tsugaru Straits %J Geographical review of Japan. Ser.A %0 Journal Article %@ 00167444 %I 学術雑誌目次速報データベース由来 %D 1989 %8 1989-00-00 %V 62 %N 4 %P 195-207 %U http://ci.nii.ac.jp/naid/110000521302/en/ %R