DAKHEL AHMED, Hanaa; FLAYEH HASAN, Manal. The Effect of Adding Alumina Phases (alpha and amorphous) to Improve the Mechanical Properties (Compressive Strength and Hardness) of Polyester Matrix Composites. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 18, n. 6, p. 202–211, 2014. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/931.. Acesso em: 11 feb. 2025.