DWECH LAFTA, Hameed. Experimental Determination of Elastic Constant of Composite Materials Using Vibration Properties. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 17, n. 5, p. 20–30, 2013. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1052.. Acesso em: 6 jul. 2025.