Siregar, M. E., Mayatopani, H. ., Kurniawan, R. D. . and Olivia, D. . (2025) “Development of a Church Information Management System Using Scrum at HKBP Sola Gratia Kayu Mas Jakarta”, Jurnal Teknik Informatika (Jutif). Purwokerto, 6(5), pp. 2929–2939. doi: 10.52436/1.jutif.2025.6.5.4979.