@article{bech1998calibration, title = {Calibration of Relative Level Differences of a Domestic Multichannel Sound Reproduction System}, author = {Bech, Søren}, journal = {J. Audio Eng. Soc}, volume = {46}, number = {4}, pages = {304--313}, year = {1998}, url = {https://www.aes.org/e-lib/browse.cfm?elib=12154} }