North East Polytechnics Mathematical Modelling and Computer Simulation Group (Great Britain). Conference, Bradley, R., & Caldwell, J. (1983). Industrial electromagnetics modelling: Proceedings of POLYMODEL 6, the Sixth Annual Conference of the North East Polytechnics Mathematical Modelling and Computer Simulation Group, held at the Moat House Hotel, Newcastle upon Tyne, May 1983. M. Nijhoff ; Distributors for the U.S. and Canada, Kluwer Boston, Inc..

North East Polytechnics Mathematical Modelling and Computer Simulation Group (Great Britain). Conference, R. Bradley, and J. Caldwell. Industrial Electromagnetics Modelling: Proceedings of POLYMODEL 6, the Sixth Annual Conference of the North East Polytechnics Mathematical Modelling and Computer Simulation Group, Held at the Moat House Hotel, Newcastle upon Tyne, May 1983. The Hague ; Boston : Hingham, MA, USA: M. Nijhoff ; Distributors for the U.S. and Canada, Kluwer Boston, Inc., 1983.

North East Polytechnics Mathematical Modelling and Computer Simulation Group (Great Britain). Conference, et al. Industrial Electromagnetics Modelling: Proceedings of POLYMODEL 6, the Sixth Annual Conference of the North East Polytechnics Mathematical Modelling and Computer Simulation Group, Held at the Moat House Hotel, Newcastle upon Tyne, May 1983. M. Nijhoff ; Distributors for the U.S. and Canada, Kluwer Boston, Inc., 1983.