Uehara, Yui, Satoshi Tojo, and Ryuhei Uehara. “Unsupervised Discovery of Tonality in Bach’s Chorales”. Journal of Intelligent Informatics and Smart Technology 8, no. Oct (September 19, 2023). accessed April 4, 2025. https://ph05.tci-thaijo.org/index.php/JIIST/article/view/31.