@article{peterson1967an, title = {An Anechoic Chamber with Blanket Wedge Construction}, author = {Peterson, Gordon E. and Hellwarth, George A. and Dunn, Hugh K.}, journal = {J. Audio Eng. Soc}, volume = {15}, number = {1}, pages = {67--72}, year = {1967}, url = {https://www.aes.org/e-lib/browse.cfm?elib=1113} }