@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034161, author = {市村, 毅}, issue = {2}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Aug}, note = {application/pdf}, pages = {327--339}, title = {Geological Investigations on the Zao Volcanoes : I. Goshiki-dake, a Central Cone of the Zao Proper}, volume = {29}, year = {1951} }