@article{GDZPPN002039419,
title = {A functional inequality for real-analytic functions.},
journal = {Aequationes mathematicae},
volume = {44},
year = {1992},
pages = {225-235},
zbl = {0755.39010},
url = {http://dml.mathdoc.fr/item/GDZPPN002039419}
}
Alzer, Horst; Jagers, Bert. A functional inequality for real-analytic functions.. Aequationes mathematicae, Tome 44 (1992) pp. 225-235. http://gdmltest.u-ga.fr/item/GDZPPN002039419/