%0 Journal Article %A A. È. Guterman %T Transformations of non-negative integer-valued matrices that preserve the determinant %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2003 %P 1200-1201 %V 58 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2003_58_6_a8/ %G en %F RM_2003_58_6_a8