@article{GDZPPN002411687, title = {On Some Inequalities of Series of Positive Terms.}, journal = {Mathematische Zeitschrift}, volume = {129}, year = {1972}, pages = {305-310}, zbl = {0232.26015}, url = {http://dml.mathdoc.fr/item/GDZPPN002411687} }
Leindler, László. On Some Inequalities of Series of Positive Terms.. Mathematische Zeitschrift, Tome 129 (1972) pp. 305-310. http://gdmltest.u-ga.fr/item/GDZPPN002411687/