%0 Journal Article %A O. A. Makhinova %T Properties of finite-difference analog of one-dimensional Laplace operator on the graph %J Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ %D 2012 %P 52-59 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSPUI_2012_1_a6/ %G ru %F VSPUI_2012_1_a6