1. U. Ingard: Acoustics. In: Handbook of Physics, 2nd edn., ed. by E.U. Condon, H. Odishaw (McGraw-Hill, New York 1967)
2. B. Seep, R. Glosemeyer, E. Hulce, M. Linn, P. Aytar, R. Coffeen: Classroom Acoustics (Acoustical Society of America, Melville 2000, 2003)
3. M.F. Dorman, B.S. Wilson: The design and function of cochlear implants, Am. Scientist 19, 436–445 (2004)
4. L.L. Beranek: Music, Acoustics and Architecture (Wiley, New York 1962)
5. L. Beranek: Concert Halls and Opera Houses, 2nd edn. (Springer, Berlin, Heidelberg, New York 2004)