%0 Journal Article %A E. V. Zhuzhoma %A V. S. Medvedev %A N. V. Isaenkova %T On the topological structure of the magnetic field of regions of the photosphere %J Russian journal of nonlinear dynamics %D 2017 %P 399-412 %V 13 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2017_13_3_a6/ %G ru %F ND_2017_13_3_a6