%0 Journal Article %A V. A. Vshivkov %A L. V. Vshivkova %A G. I. Dudnikova %T An algorithm to identify the structure of electromagnetic fields %J Numerical methods and programming %D 2019 %P 21-28 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMP_2019_20_1_a2/ %G ru %F VMP_2019_20_1_a2