@article{GDZPPN00234128X,
title = {On non linear perturbations of isometries.},
journal = {Mathematische Annalen},
volume = {302},
year = {1995},
pages = {617-628},
zbl = {0836.46014},
url = {http://dml.mathdoc.fr/item/GDZPPN00234128X}
}
Omladic, Matjaz; Semrl, Peter. On non linear perturbations of isometries.. Mathematische Annalen, Tome 302 (1995) pp. 617-628. http://gdmltest.u-ga.fr/item/GDZPPN00234128X/