Wedagama, Dewa Made. “Comparison of Porosity in Thermoplastic Filling Using MTA With Ca(OH)2 and MTA With Nano Chitosan by Using Scanning Electron Microscope (SEM) ”. Interdental Jurnal Kedokteran Gigi (IJKG), vol. 21, no. 2, Aug. 2025, pp. 265-8, doi:10.46862/interdental.v21i2.12193.