@article{vadersen1963man, title = {Man's Need to Communicate-Past, Present and Future}, author = {Vadersen, C. W.}, journal = {J. Audio Eng. Soc}, volume = {11}, number = {2}, pages = {142--146}, year = {1963}, url = {https://www.aes.org/e-lib/browse.cfm?elib=805} }