Qualitative and Quantitative Analysis of 70% Ethanol Extract from Ruta angustifolia for Developing Anti-Hepatitis C Agents, Wahyuni, Tutik Sri, Permanasari Adita Ayu, Tumewu Lidya, Widyawaruyanti Aty, and Hafid Achmad Fuad , Pharmacognosy Journal, May 2021, Volume 13, Issue 3, p.682-687, (2021)