@article{05534611,
title = {Stability of a bi-Jensen functional equation. II.},
journal = {Journal of Inequalities and Applications [electronic only]},
volume = {2009},
year = {2009},
doi = {10.1155/2009/976284},
zbl = {1157.39317},
language = {en},
url = {http://dml.mathdoc.fr/item/05534611}
}
Jun, Kil-Woung; Jung, Il-Sook; Lee, Yang-Hi. Stability of a bi-Jensen functional equation. II.. Journal of Inequalities and Applications [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/976284. http://gdmltest.u-ga.fr/item/05534611/