@article{yamazaki1973a, title = {A New Automatic Noise-Reduction System (ANRS)}, author = {Yamazaki, Masami and Masuda, Isao}, journal = {J. Audio Eng. Soc}, volume = {21}, number = {6}, pages = {445--449}, year = {1973}, url = {https://www.aes.org/e-lib/browse.cfm?elib=1958} }