%0 Journal Article %A V. I. Gurman %A I. V. Rasina %A O. V. Fesko %A O. V. Usenko %T An Improvement Method for Hierarchical Model with Network Structure %J The Bulletin of Irkutsk State University. Series Mathematics %D 2014 %P 71-85 %V 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIGUM_2014_8_a5/ %G ru %F IIGUM_2014_8_a5