Gut, Allan; Spataru, Aurel - In: Journal of Multivariate Analysis 86 (2003) 2, pp. 398-422
Consider Z+d (d[greater-or-equal, slanted]2)--the positive d-dimensional lattice points with partial ordering [less-than-or-equals, slant], let {Xk,k[set membership, variant]Z+d} be i.i.d. random variables with mean 0, and set Sn=[summation operator]k[less-than-or-equals, slant]nXk, n[set...