@article{02220784, title = {Fixed points, stability, and harmless perturbations.}, journal = {Fixed Point Theory and Applications [electronic only]}, volume = {2005}, year = {2005}, pages = {35-46}, doi = {10.1155/FPTA.2005.35}, zbl = {1121.34077}, language = {en}, url = {http://dml.mathdoc.fr/item/02220784} }
Burton, T.A. Fixed points, stability, and harmless perturbations.. Fixed Point Theory and Applications [electronic only], Tome 2005 (2005) pp. 35-46. doi : 10.1155/FPTA.2005.35. http://gdmltest.u-ga.fr/item/02220784/