“Comparative Analysis of the Manners and Natural Frequencies of Vibration of Beams Clamped-Free and Clamped-Clamped Subject to Free Oscillations”. Colloquium Exactarum. ISSN: 2178-8332 10, no. 4 (February 28, 2019): 18–27. Accessed July 18, 2024. https://revistas.unoeste.br/index.php/ce/article/view/2756.