@article{1178245298, author = {Noguchi, Hiroshi}, title = {On isotopy, I}, journal = {Tohoku Math. J. (2)}, volume = {5}, number = {2}, year = {1953}, pages = { 104-108}, language = {en}, url = {http://dml.mathdoc.fr/item/1178245298} }
Noguchi, Hiroshi. On isotopy, I. Tohoku Math. J. (2), Tome 5 (1953) no. 2, pp. 104-108. http://gdmltest.u-ga.fr/item/1178245298/