Enhance Unsaturated Polyester Resin’s Mechanical and Thermal Properties by Adding Al2O3. Iraqi Journal of Applied Physics, [S. l.], v. 22, n. 4, p. 533–540, 2026. DOI: 10.2025/wr4m5r41. Disponível em: https://ijap-iq.com/index.php/ijap/article/view/604. Acesso em: 29 sep. 2026.