%0 Journal Article %A P. G. Zograf %A L. A. Takhtadzhyan %T A~local index theorem for families of $\bar \partial$-operators on Riemann surfaces %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1987 %P 169-190 %V 42 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1987_42_6_a5/ %G en %F RM_1987_42_6_a5