%0 Journal Article %A A. A. Yudashkin %T Using integro-differential operators for synthesis of models of large information systems with multiple-valued characteristics of nodes %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2007 %P 154-157 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGTU_2007_1_a25/ %G ru %F VSGTU_2007_1_a25