GAVASHELI, L.; GAVASHELI, A. Analytical Study of Torsional and Bending Oscillations of Nonlinear Mechanical Systems. Annals of Mathematics and Physics, [S. l.], p. 209–211, 2025. DOI: 10.17352/amp.000165. Disponível em: https://www.mathematicsgroup.com/amp/article/view/AMP-8-265. Acesso em: 26 nov. 2025.