Kalghoum, Imen, Zied Feddaoui, Yosra Farhat, Nouira Zohra, Belhssan Harzallah, Mounir Cherif, and Dalenda Hadyaoui. 2022. “Thickness and Fracture Toughness Relationship in Ceramic Partial Restorations”. Issues and Developments in Medicine and Medical Research Vol. 8, February, 112-17. https://doi.org/10.9734/bpi/idmmr/v8/3774F.