1. V.D. Didenko, V.N. Matskul, On the approximative solution of singular integral equations with conjugation.Zh. Vychisl. Mat. i Mat. Fiz., 29, p. 392?404, 1989; English translation inUSSR Comput. Math. and Math. Physics 29, 1989.
2. V.D. Didenko, S. Roch, B. Silbermann, Approximation methods for singular integral equations on curves with corners,SIAM J. Numer. Anal., submitted.
3. R.V. Duduchava,Integral equations with fixed singularities, Teubner Verlagsgesellschaft, Leipzig, 1979.
4. R.V. Duduchava, On general singular integral operators of the plane theory of elasticity,Rend. Sem. Matem. Politec. Torino, 42, p. 15?41, 1984.
5. D. Elliott, A Galerkin-Petrov method for singular integral equations,J. Austral. Math. Soc. Ser. B, 25, p. 261?275, 1983.