@article{muraoka1981examination, title = {Examination of Audio-Bandwidth Requirements for Optimum Sound Signal Transmission}, author = {Muraoka, Teruo and Iwahara, Makoto and Yamada, Yasuhiro}, journal = {J. Audio Eng. Soc}, volume = {29}, number = {1/2}, pages = {2--9}, year = {1981}, url = {https://www.aes.org/e-lib/browse.cfm?elib=3937} }