@conference{knudsen1990the, title = {The Significance of Viscoelastic Effects in Loudspeakers Parameter Measurements}, author = {Knudsen, Morten H. and Hansen, P. and Jensen, J. Grue}, booktitle = {Audio Engineering Society Convention 88}, month = {Mar}, year = {1990}, url = {https://www.aes.org/e-lib/browse.cfm?elib=5789} }