@article{04152758,
title = {An inequality of W.L. Wang and P.F. Wang.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {13},
year = {1990},
pages = {295-298},
doi = {10.1155/S0161171290000436},
zbl = {0703.26017},
language = {en},
url = {http://dml.mathdoc.fr/item/04152758}
}
Alzer, Horst. An inequality of W.L. Wang and P.F. Wang.. International Journal of Mathematics and Mathematical Sciences, Tome 13 (1990) pp. 295-298. doi : 10.1155/S0161171290000436. http://gdmltest.u-ga.fr/item/04152758/