Sinamo S, Martono M, Ginting DYB, Davin D, Azzanjani AB, Hadi L, et al. Effects of rice husk nanosilica on color stability of metal-ceramic crowns. BKKP [Internet]. 2026 Feb. 2 [cited 2026 Apr. 2];5(1):41-5. Available from: http://139.162.50.187/index.php/bulkesprima/article/view/8020