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2. Acoustics;Beranek,1954
3. Noise propagation in corridors;Davies;J. Acoust. Soc. Am.,1973
4. Fundamentals of aerodynamic sound theory and flow duct acoustics;Doak;J. Sound Vib.,1973
5. A multi-language evaluation of the RASTI-method for estimating speech intelligibility in auditoria;Houtgast;Acustica,1984