%0 Journal Article %A V. A. Vatutin %A V. A. Topchii %T A key renewal theorem for heavy tail distributions with $\beta\in(0,0.5]$ %J Teoriâ veroâtnostej i ee primeneniâ %D 2013 %P 387-396 %V 58 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_2013_58_2_a9/ %G ru %F TVP_2013_58_2_a9