%0 Journal Article %A V. V. Vlasov %T Multiple minimality of part of the system of root vectors of a Keldys pencil %J Doklady Akademii Nauk %D 1982 %P 1289-1293 %V 263 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_263_6_a0/ %G ru %F DAN_1982_263_6_a0