%0 Journal Article %A O. N. Vvedenskii %T On duality in elliptic curves over a quasi-local field %J Doklady Akademii Nauk %D 1974 %P 1291-1293 %V 219 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_219_6_a3/ %G ru %F DAN_1974_219_6_a3