AHMED, Salleem. Effects of Exponential Mass Variation on Pendulum Damping and Resonance. AlQalam Journal of Medical and Applied Sciences, [S. l.], p. 2214–2225, 2025. DOI: 10.54361/ajmas.258419. Disponível em: https://www.journal.utripoli.edu.ly/index.php/Alqalam/article/view/1119. Acesso em: 14 oct. 2025.