@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034020, author = {Ichimura, Takeshi}, issue = {3}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Dec}, note = {application/pdf}, pages = {385--395}, title = {Some Heavy Accessory Minerals in Granitic Rocks from the Tsukuba District, Ibaraki Prefecture}, volume = {33}, year = {1955} }