%0 Journal Article %A D. Szynal %A A. ZapaƂa %T Convergence rates for weighted sums of random variables with random indices %J Colloquium Mathematicum %D 1977 %P 111-127 %V 38 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-38-1-111-127/ %R 10.4064/cm-38-1-111-127 %G en %F 10_4064_cm_38_1_111_127