1. Giagopulos, D. and Natsiavas, S., Hybrid (numerical-experimental) modeling of complex structures with linear and nonlinear components, Nonlin. Dyn., 2007, vol. 47, no. 1, pp. 193–217.
2. Wrobel, L.C. and Aliabadi, M.H., The Boundary Element Method, John Wiley & Sons, 2007.
3. Boundary Element Analysis: Mathematical Aspects and Applications, Schanz, M. and Steinbach, O., Eds., Berlin, Heidelberg: Springer-Verlag, 2007.
4. Colton, D., The inverse scattering problem for time-harmonic acoustic waves, SIAM Rev., 1984, vol. 26, pp. 323–350.
5. Gesualdo, A., Guarracino, F., Mallardo, V., et al., Flaw identification in elastic solids: theory and experiments, Extracta Math., 1997, vol. 12, no. 1, pp. 61–86.