@conference{klippel1991the, title = {The Nonlinear Large-Signal Transfer Characteristics of Electrodynamical Loudspeakers at Low Frequencies}, author = {Klippel, Wolfgang}, booktitle = {Audio Engineering Society Convention 90}, month = {Feb}, year = {1991}, url = {https://www.aes.org/e-lib/browse.cfm?elib=5644} }