1. Foundations of potential theory;Kellog,1953
2. Potential methods in elasticity theory;Kupradze,1963
3. Multidimensional singular integrals and integral Equations;Michlin,1963
4. Integral equations method in potential theory;Jaswon;Proc R Soc A,1963
5. Integral equation method in potential theory, II;Symm;Proc R Soc A,1963