%0 Journal Article %A A. P. Nikol'skii %T On the planetary distribution of ionospheric magnetic disturbances and aurorae %J Doklady Akademii Nauk %D 1957 %P 84-87 %V 115 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_115_1_a21/ %G ru %F DAN_1957_115_1_a21