%0 Journal Article %A V. E. Kruglov %A D. S. Malyshev %A O. V. Pochinka %T A multicolour graph as a complete topological invariant for $\Omega$-stable flows without periodic trajectories on surfaces %J Sbornik. Mathematics %D 2018 %P 96-121 %V 209 %N 1 %U http://geodesic.mathdoc.fr/item/SM_2018_209_1_a4/ %G en %F SM_2018_209_1_a4