@article{oai:tus.repo.nii.ac.jp:00002282, author = {小倉, 金之助 and Ogura, Kinnosuke}, issue = {2}, journal = {東北帝國大学理科報告. 数學, 物理學, 化學 第1輯, The Science Reports of the Tohoku Imperial University [Ser. 1, Mathematics, physics, chemistry]}, month = {}, pages = {107--120}, title = {On the Differntial Geometry of a Line Congruence}, volume = {V}, year = {1916}, yomi = {オグラ, キンノスケ} }