V M, B.; N, S. Symmetric, Asymmetric vibration mode shapes and determination of bending frequencies on windmill blades using free vibration analysis. International Journal of Technical Innovation in Modern Engineering & Science, [S. l.], v. 3, n. 4, p. 45–51, 2021. Disponível em: https://ijtimes.com/index.php/ijtimes/article/view/1136. Acesso em: 22 nov. 2024.