%0 Journal Article %A V. E. Stepanov %A V. M. Grigor'ev %A I. M. Kats %T Depth of origination and mean depth of the magnetoactive line %J Doklady Akademii Nauk %D 1975 %P 1057-1060 %V 222 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1975_222_5_a11/ %G ru %F DAN_1975_222_5_a11