Hartono, Elvianto, and Agung Kridoyono. “SISTEM KOMPUTERISASI TRANSAKSI TIKET KOMPETISI REGIONAL FUTSAL GOFUTSAL”. SISTEM Jurnal Ilmu Ilmu Teknik 16, no. 3 (December 7, 2020): 13 - 22. Accessed July 4, 2025. https://sistem.wisnuwardhana.ac.id/index.php/sistem/article/view/188.