@article{02218500,
title = {An interesting double inequality for Euler's gamma function.},
journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
volume = {5},
year = {2004},
zbl = {1078.33001},
language = {en},
url = {http://dml.mathdoc.fr/item/02218500}
}
Batir, Necdet. An interesting double inequality for Euler's gamma function.. JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 5 (2004) . http://gdmltest.u-ga.fr/item/02218500/