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2. The coupling of the finite element method and boundary solution procedures
3. and , ‘Mariage á la mode—the best of both worlds (finite elements and boundary integrals);’, in (ed.), Energy Methods in Finite Element Analysis, 1979, pp. 81-105.
4. Variational Formulations for Coupled BE/FE Methods in Elastostatics
5. and , Boundary element methods (BEM) and combination of BEM-FEM, Report No. GIT-ESM-SA-78-16 of the Center for the Advancement of Computational Mechanics, Georgia Institute of Technology, Atlanta, 1978.