@article{cook1965calibration, title = {Calibration of Microphones, Vibration Pickups, and Earphones}, author = {Cook, Richard K. and Edelman, Seymour and Koidan, Walter}, journal = {J. Audio Eng. Soc}, volume = {13}, number = {4}, pages = {290--296}, year = {1965}, url = {https://www.aes.org/e-lib/browse.cfm?elib=1194} }