%0 Journal Article %A F. Hirzebruch %T On the Euler characteristic of manifolds with $c_1=0$. A letter to V.~Gritsenko %J Algebra i analiz %D 1999 %P 126-129 %V 11 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1999_11_5_a4/ %G en %F AA_1999_11_5_a4