%0 Journal Article %A Abay, Abera %T Renewal theorems for random walks in multidimensional time %J Mathematica slovaca %D 1999 %P 371-380 %V 49 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1999__49_3_a13/ %G en %F MASLO_1999__49_3_a13