Kamonkhantithorn, Choosak, and Ekkapol Anusurain. “Vibration analysis in case of bearing motor defected by piezoelectric sensor”. Rattanakosin Journal of Science and Technology 4, no. 1 (April 26, 2022): 54–62. accessed April 5, 2025. https://ph02.tci-thaijo.org/index.php/RJST/article/view/245821.