Sukma, Yudya Hastriawan, and Ika Ratna Indra Astutik. “Design and Build BTS R2 Information System ("R2 Service Ticket Booking") Web-Based: Rancang Bangun Sistem Informasi BTS R2 (‘Booking Tiket Servis R2’) Berbasis Web”. Indonesian Journal of Innovation Studies 20 (October 6, 2022): 10.21070/ijins.v20i.735. Accessed April 11, 2025. https://ijins.umsida.ac.id/index.php/ijins/article/view/735.