1. Scattering of a scalar wave from a random surface: A diagrammatic approach;Zipfel;J. Math. Phys.,1972
2. Statistical theory of scattering and propagation over a random surface;Furutsu;IEE Proc.,1983
3. Rough surface scattering-specular reflection;Chitanvis,1984
4. Rough surface scattering via the smoothing method;Watson;J. Acoust. Soc. Amer,,1984
5. Application of the integral equation method of smoothing to rough surface scattering;Brown,1984