%0 Journal Article %A S. P. Novikov %T The homotopy and topological invariance of certain rational Pontrjagin classes %J Doklady Akademii Nauk %D 1965 %P 1248-1251 %V 162 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_162_6_a9/ %G ru %F DAN_1965_162_6_a9