@article{1195523970, author = {Ishikawa, Takeshi}, title = {A theorem on flat couples}, journal = {Proc. Japan Acad.}, volume = {36}, number = {7}, year = {1960}, pages = { 389-391}, language = {en}, url = {http://dml.mathdoc.fr/item/1195523970} }
Ishikawa, Takeshi. A theorem on flat couples. Proc. Japan Acad., Tome 36 (1960) no. 7, pp. 389-391. http://gdmltest.u-ga.fr/item/1195523970/