Hadi, H. M., Haddad, A. I., & kati, F. A. (2021). Effect of Ethylmethacrylate and Isobutylmethacrylate on Surface Hardness and Surface Roughness of Heat-Cure Ocular Acrylic Resins. Journal of Techniques, 3(4), 52–57. https://doi.org/10.51173/jt.v3i4.394