Abo-Reem, F. M., I. Z. Al-Shami, M. A. Al-Hamzi, A. H. Y. Al-hamzi, and H. A. Al-Shamahy. “EFFECTS OF DIFFERENT POLISHING METHODS ON THE COLOR STABILITY OF PORCELAIN: AN IN-VITRO STUDY”. Universal Journal of Pharmaceutical Research, vol. 8, no. 4, Sept. 2023, doi:10.22270/ujpr.v8i4.971.