Vibha Aggarwal, Sandeep Gupta, Manjeet Singh Patterh, and Lovepreet Singh, trans. “Non-Invasive Physiological Signal Analysis for Stress and Fatigue Detection in Wearable Technology”. International Journal of Scientific Research in Science and Technology 12, no. 2 (April 9, 2025): 723–729. Accessed October 30, 2025. https://www.ijsrst.technoscienceacademy.com/index.php/home/article/view/IJSRST251222607.