@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00015585, author = {西山, 謹爾}, month = {}, note = {種別:卒業論文, 改姓:三河内謹爾, 関連する報告書へのリンクあり(http://hdl.handle.net/2261/70882)}, title = {A study on the rotary deep well drilling in the Echigo oil field. annex A report on the Takamachi oil field}, year = {1936} }