@conference{evans2009effects, title = {Effects of Loudspeaker Directivity on Perceived Sound Quality - A Review of Existing Studies}, author = {Evans, William and Dyreby, Jakob and Bech, Søren and Zielinski, Slawomir and Rumsey, Francis}, booktitle = {Audio Engineering Society Convention 126}, month = {May}, year = {2009}, url = {https://www.aes.org/e-lib/browse.cfm?elib=14941} }