Yusupov Sharif Abror ugli. “Comparative Evaluation of Structural and Functional Changes in Periodontal Tissues of Protested Teeth With Metal-Ceramic Prostheses”. Eurasian Medical Research Periodical, vol. 6, Mar. 2022, pp. 63-73, https://geniusjournals.org/index.php/emrp/article/view/790.