%0 Journal Article %A N. M. Zueva %A M. S. Mikhailova %A A. I. Morosov %T An example illustrating the structure of a magnetic field with collapsing magnetic surfaces %J Doklady Akademii Nauk %D 1963 %P 801-803 %V 153 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_153_4_a16/ %G ru %F DAN_1963_153_4_a16