%0 Journal Article %A I. Gohberg %A J. Laiterer %T On the factorization of continuous operator functions relative to a contour in Banach algebras %J Doklady Akademii Nauk %D 1972 %P 273-276 %V 206 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_206_2_a2/ %G ru %F DAN_1972_206_2_a2