%0 Journal Article %A G. A. Ivanyan %A K. Ya. Kondrat'ev %A G. A. Putintseva %T Statistical processing of data on the spectral brightness coefficients of typical underlying surfaces in the territory of the USSR %J Doklady Akademii Nauk %D 1988 %P 301-303 %V 302 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_302_2_a10/ %G ru %F DAN_1988_302_2_a10