1. and , ‘Boundary element method in geomechanics’, in (ed.), Finite Element in Geomechanics, Wiley, Chichester, 1975. Chapter 16.
2. and , Boundary Element Methods in Engineering Science, McGray-Hill, London, 1981. Also U.S. Edition, New York, 1983, Russian Edition. Moscow, 1984.
3. and , Boundary Element Techniques in Engineering, Newnes-Butterworths, London, 1980.
4. and , Boundary Element Techniques, Springer-Veilag, Berlin, 1984.
5. and , Boundary Integral Equation for Porous Media Flow, Allen and Unwin, London, 1983.