ELIAS ABDULMUHSEN, A.; Z. SULYMAN, E. Improving Mechanical and Thermal Properties for Unsaturated Polyester Resin by Adding Cement. College of Basic Education Research Journal, [S. l.], v. 20, n. 4, p. 754–771, 2024. DOI: 10.33899/berj.2024.185737. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/37921. Acesso em: 26 oct. 2025.