%0 Journal Article %A Valentin A. Topchiy %T Two-dimensional renewal theorems with weak moment conditions and critical Bellman\,--\,Harris branching processes %J Diskretnaya Matematika %D 2015 %P 123-145 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2015_27_1_a9/ %G ru %F DM_2015_27_1_a9