%0 Journal Article %T Sergei Petrovich Novikov (on his 75th birthday) %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2013 %P 399 %V 68 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2013_68_3_a0/ %G en %F RM_2013_68_3_a0