%0 Journal Article %A N. M. Astafieva %A E. A. Sharkov %T Hierarchical structure of railway traffic popular service %J Matematičeskoe modelirovanie %D 1998 %P 37-47 %V 10 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_1998_10_7_a3/ %G ru %F MM_1998_10_7_a3