@conference{birt1990nonlinearities, title = {Nonlinearities in Moving Coil Loudspeakers with Overhung Voice Coils}, author = {Birt, David}, booktitle = {Audio Engineering Society Convention 88}, month = {Mar}, year = {1990}, url = {https://www.aes.org/e-lib/browse.cfm?elib=5790} }