“DIFFERENCE BETWEEN ZIRCONIUM CROWNS AND STAINLESS STEEL CROWNS IN PREMOLAR PROSTHETICS”, Amer. Jour. of Peda. and Educ. Rese., vol. 16, pp. 136–140, Sep. 2023, Accessed: Jul. 02, 2026. [Online]. Available: https://mail.americanjournal.org/index.php/ajper/article/view/1256