@article{BUMI_1961_3_16_4_a0,
     author = {Maheshwari, S. N.},
     title = {On the absolute summability factors of double infinite series.},
     journal = {Bollettino della Unione matematica italiana},
     pages = {367--378},
     publisher = {mathdoc},
     volume = {Ser. 3, 16},
     number = {4},
     year = {1961},
     zbl = {0111.26202},
     mrnumber = {155130},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1961_3_16_4_a0/}
}