Crivoi, Dumitru, and Dimitrie Olenici. “Electric Pendulum Sensor (Experimental Identification of Pendulum at Rest)”. European Journal of Applied Sciences 11, no. 4 (August 8, 2023): 156–172. Accessed July 25, 2026. https://scholarpublishing.org/journals/index.php/EJAS/article/view/8579.