%0 Journal Article %A V. Ponomarev %T Some applications of projection spectra to the theory of topological spaces %J Doklady Akademii Nauk %D 1962 %P 993-996 %V 144 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_144_5_a12/ %G ru %F DAN_1962_144_5_a12