%0 Journal Article %A N. G. Kleimenova %A V. A. Troitskaya %A R. Gendrin %A K. Ponsot %A J. Vigneron %T Observations of ultralow frequency radiation at two conjugate points %J Doklady Akademii Nauk %D 1966 %P 835-836 %V 170 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_170_4_a22/ %G ru %F DAN_1966_170_4_a22