%0 Journal Article %A S. G. Mikhlin %T Computation of the index of a system of one-dimensional singular equations %J Doklady Akademii Nauk %D 1966 %P 1248-1250 %V 168 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_168_6_a6/ %G ru %F DAN_1966_168_6_a6