Mental Stress Analysis During Visual- And Text-Based Language Learning by Measuring Heart Rate Variability. - Katsuyuki Umezawa; Takumi Koshikawa; Makoto Nakazawa; Shigeichi Hirasawa (WorldCIST (4), 2024)

Mental stress analysis by measuring heart rate variability during learning programming: Comparison of visual- and text-based languages. - Katsuyuki Umezawa; Takumi Koshikawa; Makoto Nakazawa; Shigeichi Hirasawa (J. Comput. Lang., 2025)