@conference{fujii1989signal, title = {Signal Processing Unit for Digital Mastering}, author = {Fujii, Yasuhiko and Okabe, Yasuhisa and Satoh, Yasuo and Tanaka, Yoshiaki and Kimura, Hideki and Hayashi, Hiroshi}, booktitle = {Audio Engineering Society Convention 87}, month = {Oct}, year = {1989}, url = {https://www.aes.org/e-lib/browse.cfm?elib=5873} }