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@article{ARM_1973__9_4_a3, author = {Kol\'a\v{r}, Ivan}, title = {On the infinitesimal geometric objects of submanifolds}, journal = {Archivum mathematicum}, pages = {203--211}, publisher = {mathdoc}, volume = {09}, number = {4}, year = {1973}, mrnumber = {0375113}, zbl = {0313.53008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1973__9_4_a3/} }
Kolář, Ivan. On the infinitesimal geometric objects of submanifolds. Archivum mathematicum, Tome 09 (1973) no. 4, pp. 203-211. http://geodesic.mathdoc.fr/item/ARM_1973__9_4_a3/