TY - JOUR AU - A. A. Yudashkin TI - Using integro-differential operators for synthesis of models of large information systems with multiple-valued characteristics of nodes JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2007 SP - 154 EP - 157 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2007_1_a25/ LA - ru ID - VSGTU_2007_1_a25 ER -