%0 Journal Article %A Yu. I. Lyutakhin %T Extremums of vector-function of induction of rotate-symmetrical magnetic field of stationary cycling current in “spherical” multimedia space %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2007 %P 116-122 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGTU_2007_2_a16/ %G ru %F VSGTU_2007_2_a16