“Analisis Noise Level Hasil Citra CT-Scan Pada Phantom Kepala Dengan Variasi Tegangan Tabung Dan Ketebalan Irisan: (Noise Level Analysis of CT-Scan Image Results on Head Phantom with Variation of Tube Voltage and Slice Thickness)” (2021) Gravitasi, 20(1), pp. 5–9. doi:10.22487/gravitasi.v20i1.15517.