@conference{backman1998a, title = {A Non-Linear Model of a Small Transducer}, author = {Backman, Juha}, booktitle = {Audio Engineering Society Conference: UK 13th Conference: Microphones & Loudspeakers}, month = {Mar}, year = {1998}, url = {https://www.aes.org/e-lib/browse.cfm?elib=7993} }