@article{1183530644,
author = {Szczarba, R. H.},
title = {On existence and rigidity of isometric immersions},
journal = {Bull. Amer. Math. Soc.},
volume = {75},
number = {5},
year = {1969},
pages = { 783-787},
language = {en},
url = {http://dml.mathdoc.fr/item/1183530644}
}
Szczarba, R. H. On existence and rigidity of isometric immersions. Bull. Amer. Math. Soc., Tome 75 (1969) no. 5, pp. 783-787. http://gdmltest.u-ga.fr/item/1183530644/