%0 Journal Article %A S. Yu. Rybakov %T Zeta-functions of conic bundles and of del Pezzo surfaces of degree~4 over finite fields %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2005 %P 986-987 %V 60 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2005_60_5_a11/ %G en %F RM_2005_60_5_a11