%0 Journal Article %A V. V. Nikulin %T Integral symmetric bilinear forms and some of their applications %J Izvestiya. Mathematics %D 1980 %P 103-167 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1980_14_1_a5/ %G en %F IM2_1980_14_1_a5