@misc{oai:waseda.repo.nii.ac.jp:00041108, author = {横山, 正幸 and 白石, 昌也 and Shiraishi, Masaya and 難波, ちづる and 岡田, 友和 and 白井, 拓朗}, month = {Dec}, title = {扉}, year = {2017} }