• Kildal, P.-S. (1990), Artificially soft and hard surfaces in electromagnetics, IEEE Trans. Antennas Propag., 38, 15371544.
  • Kildal, P.-S., A. A. Kishk, and A. Tengs (1996), Reduction of forward scattering from cylindrical objects using hard surfaces, IEEE Trans. Antennas Propag., 44, 15091519.
  • Kishk, A. A. (2004), Electromagnetic scattering from transversely corrugated cylindrical structures using the asymptotic boundary conditions, IEEE Trans. Antennas Propag., 52, 31043108.
  • Kishk, A. A., and P.-S. Kildal (1995), Electromagnetic scattering from circular cylinder with an anisotropic surface impedance due to an obliquely incident plane wave, Microwave Opt. Technol. Lett., 10(3), 162165.
  • Kishk, A. A., P.-S. Kildal, A. Monorchio, and G. Manara (1998), Asymptotic boundary condition for corrugated surfaces, and its application to scattering from circular cylinders with dielectric filled corrugations, IEE Proc. Part H Microwave Antennas Propag., 145, 116122.
  • Yee, K. S. (1966), Numerical solution of initial boundary value problems involving Maxwell's equations in isotropic media, IEEE Trans. Antennas Propag., 14, 302307.