@article{whitaker1957coincident, title = {Coincident Sound for Home Movies Provided by Tape Recorders}, author = {Whitaker, James N.}, journal = {J. Audio Eng. Soc}, volume = {5}, number = {1}, pages = {36--41}, year = {1957}, url = {https://www.aes.org/e-lib/browse.cfm?elib=282} }