%0 Journal Article %A V. P. Shestopalov %A Yu. G. Spiridonov %A A. I. Kalmykov %A A. P. Pichugin %T Ring structures on the radar images of the Earth form the space %J Doklady Akademii Nauk %D 1984 %P 835-837 %V 279 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1984_279_4_a16/ %G ru %F DAN_1984_279_4_a16