Sutoyo, Imam. “PERANCANGAN SISTEM INFORMASI PEMBAYARAN SPP TERPADU MENGGUNAKAN MODEL PROTOTIPE”. INTI Nusa Mandiri 14, no. 2 (February 1, 2020): 145–152. Accessed January 31, 2025. https://ejournal.nusamandiri.ac.id/index.php/inti/article/view/1125.