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@article{MZ_1961__76_169961, author = {Z.U. Ahmad}, title = {On the absolute {Ces\`aro} summability factors of infinite series.}, journal = {Mathematische Zeitschrift}, pages = {295--310}, publisher = {mathdoc}, volume = {76}, year = {1961}, zbl = {0099.28002}, url = {http://geodesic.mathdoc.fr/item/MZ_1961__76_169961/} }
Z.U. Ahmad. On the absolute Cesàro summability factors of infinite series.. Mathematische Zeitschrift, Tome 76 (1961), pp. 295-310. http://geodesic.mathdoc.fr/item/MZ_1961__76_169961/