Kristanto, Agung, Rini Nursanti, Choirul Bariyah, and Farid Ma’ruf. “The Effects of the Muddy Surface Environment on Heart Rate and Pain Perception in the Lower Extremity During the Paddy Planting Activity”. Engineering and Applied Science Research 49, no. 4 (April 8, 2022): 574–580. Accessed April 19, 2024. https://ph01.tci-thaijo.org/index.php/easr/article/view/246588.