1. Sound absorbing phenopolyurethane wedge coatings;Klimov;Soviet Phys. Acoust.,1963
2. Design and construction of the anechoic chamber at Queen Mary College;Ellison,1963
3. The acoustic design and performance of a new free-field sound measurement room;Shorter;BBC Engineering Monograph,1965
4. The design and construction of anechoic sound chambers;Beranek;J. Acoust. Soc. Am.,1946