@conference{morizono1971some, title = {Some Considerations About Improvement of the Performance of Cassette Tape Recorders}, author = {Morizono, Masahiko and Umeda, Kenkichi}, booktitle = {Audio Engineering Society Convention 41}, month = {Oct}, year = {1971}, url = {https://www.aes.org/e-lib/browse.cfm?elib=1854} }