@article{05702415, title = {Quotient mean series.}, journal = {Banach Journal of Mathematical Analysis [electronic only]}, volume = {4}, year = {2010}, pages = {87-99}, zbl = {1195.26038}, language = {en}, url = {http://dml.mathdoc.fr/item/05702415} }
Ban, B.D. Quotient mean series.. Banach Journal of Mathematical Analysis [electronic only], Tome 4 (2010) pp. 87-99. http://gdmltest.u-ga.fr/item/05702415/