@article{1214436217,
author = {Grifone, Joseph and Morvan, Jean-Marie},
title = {External curvatures and internal torsion of a Riemannian submanifold},
journal = {J. Differential Geom.},
volume = {16},
number = {3},
year = {1981},
pages = { 351-371},
language = {en},
url = {http://dml.mathdoc.fr/item/1214436217}
}
Grifone, Joseph; Morvan, Jean-Marie. External curvatures and internal torsion of a Riemannian submanifold. J. Differential Geom., Tome 16 (1981) no. 3, pp. 351-371. http://gdmltest.u-ga.fr/item/1214436217/