@article{00874303, title = {Stability of }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {19}, year = {1996}, pages = {219-228}, doi = {10.1155/S0161171296000324}, zbl = {0843.47036}, language = {en}, url = {http://dml.mathdoc.fr/item/00874303} }
Isac, George; Rassias, Themistocles M. Stability of . International Journal of Mathematics and Mathematical Sciences, Tome 19 (1996) pp. 219-228. doi : 10.1155/S0161171296000324. http://gdmltest.u-ga.fr/item/00874303/