“An Analytical Solution of Dynamic Vibration Absorber to Suppress the Vibration of a Pendulum Structure Subjected to Moving Loads Caused by A Hanging Point”. Romanian Journal of Acoustics and Vibration, vol. 18, no. 2, Feb. 2022, pp. 104-11, https://rjav.sra.ro/index.php/rjav/article/view/259.