Syahputri, Rifdah, and Aulia Kartika Dewi. 2024. “Hajj Service User Feedback Information System at The Office of The Ministry of Religion of The Deli Serdang District Based on Web”. Jurnal Metrokom : Media Teknik Elektro Dan Komputer 1 (2):103-20. https://doi.org/10.65371/metrokom.v1i2.78.