@article{burwen1977a, title = {A Low-Noise High-Output Capacitor Microphone System}, author = {Burwen, Richard S.}, journal = {J. Audio Eng. Soc}, volume = {25}, number = {5}, pages = {278--283}, year = {1977}, url = {https://www.aes.org/e-lib/browse.cfm?elib=3372} }