Characterization of a two-dimensional subsurface object with an effective scattering model. - Neil V. Budko; Peter M. van den Berg (IEEE Trans. Geosci. Remote. Sens., 1999)

Spectrum of the Volume Integral Operator of Electromagnetic Scattering. - Neil V. Budko; Alexander B. Samokhin (SIAM J. Sci. Comput., 2006)

Transverse Electric Scattering on Inhomogeneous Objects: Spectrum of Integral Operator and Preconditioning. - Grigorios P. Zouros; Neil V. Budko (SIAM J. Sci. Comput., 2012)