1. A finite element method for determining the acoustic modes of irregular shaped cavities;Petyt;Journal of Sound and Vibration,1976
2. Finite element techniques for acoustics;Petyt,1983
3. Integral Equation Methods in Potential Theory and Elastostatics;Jaswon,1977
4. The Boundary Element Method for Engineers;Brebbia,1980
5. Boundary Element Methods. Computational Mathematics and Applications;Chen,1992