Experimental Determination of Elastic Constant of Composite Materials Using Vibration Properties. Journal of Engineering and Sustainable Development, [S. l.], v. 17, n. 5, p. 20–30, 2013. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1052.. Acesso em: 14 may. 2024.