Rajkiran Chitumalla, Abdul Kader Al Jarrah, Swapna Munaga, Deepti Shrivastava , Abdul Salam Thekkiniyakath Ali, Dr. Arpit Singhi, “To Evaluate and Compare the Effect of Number of Firings on the Color Stability of All-Ceramic System Using a Spectrophotometer: An in Vitro Study”, Annals of RSCB, pp. 1209–1217, Apr. 2021.