%0 Journal Article %A Yu. G. Zarhin %T A~remark on endomorphisms of abelian varieties over function fields of finite characteristic %J Izvestiya. Mathematics %D 1974 %P 477-480 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1974_8_3_a1/ %G en %F IM2_1974_8_3_a1