Mechanical Properties Enhancement of Conventional Glass Ionomer Cement by Adding Zirconium Oxide Micro and Nanoparticles. Journal of Engineering, [S. l.], v. 25, n. 2, p. 72–81, 2019. DOI: 10.31026/j.eng.2019.02.05. Disponível em: https://joe.uobaghdad.edu.iq/index.php/main/article/view/737. Acesso em: 1 apr. 2025.