%0 Journal Article %A A. E. Kosulin %T Systems of singular integral equations with double degeneracy of the symbol matrix on open contours %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1979 %P 33-42 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1979_6_a4/ %G ru %F IVM_1979_6_a4