@article{oai:repository.dl.itc.u-tokyo.ac.jp:00032756, author = {Tsugaru, Ryosuke and Tamaki, Yuichi and Sako, Motonori and Kimura, Masaaki and Shimamura, Kiyoshi}, issue = {1}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Jun}, note = {application/pdf}, pages = {71--89}, title = {Report on DELP 1988 Cruises in the Okinawa Trough : Part 4. Preliminary Report on the Sediment Samples}, volume = {66}, year = {1991} }