%0 Journal Article %A V. V. Nikulin %T Classification of Picard lattices of K3 surfaces %J Izvestiya. Mathematics %D 2018 %P 752-816 %V 82 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2018_82_4_a3/ %G en %F IM2_2018_82_4_a3