BAHER , K. .; A. ATIYAH , Q. .; ABDULSAHIB, I. A. . Comparative study of vibration analysis in rotary shafts between Rayleigh’s and Dunkerley’s methods. Al-Khwarizmi Engineering Journal, [S. l.], v. 18, n. 2, p. 29–42, 2022. DOI: 10.22153/kej.2022.05.001. Disponível em: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/778. Acesso em: 13 aug. 2022.