1. Outdoor sound propagation over ground of finite impedance;Embleton;Journal of the Acoustical Society of America,1976
2. Propagation of sound over a porous half-space;Attenborough;Journal of the Acoustical Society of America,1980
3. Model experiments on surface waves;Donato;Journal of the Acoustical Society of America,1978
4. Propriétés acoustiques des sols;Corsain;C.N.R.S. (Grenoble), Note No. 1694,1979
5. Propagation of highway noise over finite impedance ground planes;Attenborough;Noise Control Laboratory, Pennsylvania State University, Report on Contract No. DOT-FH-7-3-002,1979