Shin-ichi Ito, Momoyo Ito, Minoru Fukumi. 2020. “INDIVIDUAL DIFFERENCES IN BRAIN ACTIVITIES WHEN HUMAN WISHES TO LISTEN TO MUSIC CONTINUOUSLY USING NEAR-INFRARED SPECTROSCOPY”. International Journal of Advanced Science and Technology 29 (6s), 807 -13. http://sersc.org/journals/index.php/IJAST/article/view/8909.