@article{GDZPPN002190648,
title = {Differentiable maps into riemannian manifolds of constant stable osculating rank. I.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {272},
year = {1975},
pages = {310-341},
zbl = {0303.53048},
url = {http://dml.mathdoc.fr/item/GDZPPN002190648}
}
Dombrowski, Peter. Differentiable maps into riemannian manifolds of constant stable osculating rank. I.. Journal für die reine und angewandte Mathematik, Tome 272 (1975) pp. 310-341. http://gdmltest.u-ga.fr/item/GDZPPN002190648/