1. Non-linear vibro-acoustic non-destructive testing technique;Sutin,1998
2. Non-linear acoustic applications for material characterization;Zheng;Canadian Journal of Physics,1999
3. Interaction of plane longitudinal and transverse elastic waves;Göldberg;Soviet Physical Acoustics,1961
4. Interaction of elastic waves in an isotropic solid;Jones;Journal of the Acoustical Society of America,1963
5. Perturbation Methods;Nayfeh,2000