@article{CMUC_1993__34_3_a9, author = {Krajka, A. and Rychlik, Z.}, title = {Necessary and sufficient conditions for weak convergence of random sums of independent random variables}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {465--482}, publisher = {mathdoc}, volume = {34}, number = {3}, year = {1993}, mrnumber = {1243079}, zbl = {0785.60016}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1993__34_3_a9/} }