%0 Journal Article %A V. V. Shuleikin %T Drift of isolines of the western component of geomagnetic field strength across the Atlantic Ocean for 130 years %J Doklady Akademii Nauk %D 1971 %P 575-577 %V 196 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_196_3_a21/ %G ru %F DAN_1971_196_3_a21