%0 Journal Article %A M. Ramanujan %T On a class of double sequence transformations %J Annales Polonici Mathematici %D 1958 %P 55-65 %V 5 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-5-1-55-65/ %R 10.4064/ap-5-1-55-65 %G en %F 10_4064_ap_5_1_55_65