@article{02168597, title = {A lower bound for ratio of power means.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2004}, year = {2004}, pages = {49-53}, doi = {10.1155/S0161171204208158}, zbl = {1065.26025}, language = {en}, url = {http://dml.mathdoc.fr/item/02168597} }
Qi, Feng; Guo, Bai-Ni; Debnath, Lokenath. A lower bound for ratio of power means.. International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004) pp. 49-53. doi : 10.1155/S0161171204208158. http://gdmltest.u-ga.fr/item/02168597/