@article{klippel1998direct, title = {Direct Feedback Linearization of Nonlinear Loudspeaker Systems}, author = {Klippel, Wolfgang}, journal = {J. Audio Eng. Soc}, volume = {46}, number = {6}, pages = {499--507}, year = {1998}, url = {https://www.aes.org/e-lib/browse.cfm?elib=12142} }