%0 Journal Article %T Petr Sergeevich Novikov (on~the 70th anniversary of his birth) %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1971 %P 165-176 %V 26 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1971_26_5_a3/ %G en %F RM_1971_26_5_a3