1. On the coupling of boundary integral and finite element methods;Johnson;Math. Comp.,1980
2. A finite element method for exterior interface problems;MacCamy;Internat. J. Math. Math. Sci.,1980
3. K. Feng, Finite element method and natural boundary reduction, in: Proceedings of the International Congress of Mathematicians, Warsaw, 1983, pp. 1439–1453.
4. Exact non-reflecting boundary conditions;Keller;J. Comput. Phys.,1989
5. The coupling of boundary element and finite element methods;Hsiao;ZAMM Z. Angew. Math. Mech.,1990