Samanta, Abir, and Sabyasachi Mukherjee. “Assessment of Myoelectric Manifestations of Muscle Fatigue During Repetitive Isometric Voluntary Contraction in Boys Aged 12-14”. Physical Education Theory and Methodology 21, no. 1 (March 25, 2021): 50–60. Accessed July 14, 2026. https://tmfv.com.ua/journal/article/view/1450.