@article{05695218, title = {Some monotonicity results for the ratio of two-parameter symmetric homogeneous functions.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2009}, year = {2009}, doi = {10.1155/2009/591382}, zbl = {1186.26027}, language = {en}, url = {http://dml.mathdoc.fr/item/05695218} }
Yang, Zhen-Hang. Some monotonicity results for the ratio of two-parameter symmetric homogeneous functions.. International Journal of Mathematics and Mathematical Sciences, Tome 2009 (2009) . doi : 10.1155/2009/591382. http://gdmltest.u-ga.fr/item/05695218/