%0 Journal Article %A V. I. Ivanchuk %T The variability of the solar magnetic field as a factor in the ``heating'' of the sun's atmosphere %J Doklady Akademii Nauk %D 1957 %P 589-592 %V 117 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_117_4_a11/ %G ru %F DAN_1957_117_4_a11