Listiyani, I. L., A. Nismayanti, M. Maskur, K. Kasman, M. S. Ulum, and A. R. Rahman. “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)”. Gravitasi, Vol. 20, no. 1, July 2021, pp. 5-9, doi:10.22487/gravitasi.v20i1.15517.