1. On the closed form solution of the Riemann boundary value problem for a system of n pairs of functions;Chebotarev;Uch. Zap. Kazan' Univ.,1956
2. Singular Integral Equations;Muskhelishvili,1968
3. Systems of Singular Integral Equations and Some Boundary Value Problems;Vekua,1970
4. Riemann boundary value problem for systems of n, pairs of functions;Gakhov;Usp. Matem. Nauk,1952
5. Integral Transforms in Elasticity Theory;Ufliand,1968