@article{01910310, title = {A note on }, journal = {Journal of Inequalities and Applications [electronic only]}, volume = {7}, year = {2002}, pages = {747-758}, doi = {10.1155/S1025583402000383}, zbl = {1045.42015}, language = {en}, url = {http://dml.mathdoc.fr/item/01910310} }
Pérez Riera, Mario. A note on . Journal of Inequalities and Applications [electronic only], Tome 7 (2002) pp. 747-758. doi : 10.1155/S1025583402000383. http://gdmltest.u-ga.fr/item/01910310/