Sumbogo, S., Rahman, S. and Musdar, I. A. (2019) “ANDROID-BASED INVITATION GUESTS DATA COLLECTION SYSTEM USING QR CODE IN EVENT ORGANIZER”, KHARISMA Tech, 14(1), pp. 82-92. Available at: https://jurnal.kharisma.ac.id/kharismatech/article/view/21 (Accessed: 25April2024).