Mardianti, Ferriza Tri, Sukaton Sukaton, and Galih Sampoerno. 2021. “Benefit of Glycerine on Surface Hardness of Hybrid & Nanofill Resin Composite”. Conservative Dentistry Journal 11 (1):28-31. https://doi.org/10.20473/cdj.v11i1.2021.28-31.