Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Higuchi Shigemitsu and Sampei Tohru,Auto bias and equalizer optimizer for a cassette tape deck.,THE JOURNAL OF THE ACOUSTICAL SOCIETY OF JAPAN,03694232,Acoustical Society of Japan,1980,37,1,37-40,https://cir.nii.ac.jp/crid/1390001206564124544,https://doi.org/10.20697/jasj.37.1_37