@article{1214428829, author = {Gardner, Robert B.}, title = {An integral formula for immersions in euclidean space}, journal = {J. Differential Geom.}, volume = {3}, number = {1-2}, year = {1969}, pages = { 245-252}, language = {en}, url = {http://dml.mathdoc.fr/item/1214428829} }
Gardner, Robert B. An integral formula for immersions in euclidean space. J. Differential Geom., Tome 3 (1969) no. 1-2, pp. 245-252. http://gdmltest.u-ga.fr/item/1214428829/