@article{oai:obihiro.repo.nii.ac.jp:00002612, author = {山田, 忍 and 田村, 昇市 and Kondo, Yuko and 近堂, 祐弘}, issue = {1}, journal = {帯広畜産大学学術研究報告. 第I部, Research bulletin of Obihiro Zootechnical University. Series I}, month = {Jun}, note = {application/pdf}, pages = {65--74}, title = {十勝上士幌産出の白色粘土に関する研究 : 第1報 亀甲および三股粘土の粘土鉱物について}, volume = {3}, year = {1959} }