%0 Journal Article %A V. V. Shuleikin %A N. I. Sigachev %T A new test of a hypothesis concerning the nature of magnetic declination %J Doklady Akademii Nauk %D 1961 %P 107-110 %V 140 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_140_1_a27/ %G ru %F DAN_1961_140_1_a27