@article{02129183,
title = {On the inequality of Mathieu.},
journal = {General Mathematics},
volume = {4},
year = {1996},
pages = {11-14},
zbl = {1057.26503},
language = {en},
url = {http://dml.mathdoc.fr/item/02129183}
}
Acu, Dumitru. On the inequality of Mathieu.. General Mathematics, Tome 4 (1996) pp. 11-14. http://gdmltest.u-ga.fr/item/02129183/