1. The vibration of rectangular plates;Warburton,1954
2. Tables of Characteristic Functions Representing Normal Modes of a Vibrating Beam;Young;The University of Texas, Publication No. 4913, Bureau of Engineering Research, Engineering Research Series, No. 44,1949
3. Grandlegan der Akustic;Skudrzyk,1954
4. Sound radiation of a system with a finite or infinite number of resonances;Skudrzyk;J. Acoustical Soc. of America,1958
5. Sound radiation from orthotropic plates;Feit;J. Acoustical Soc. of America,1970