Afif, Ahmad. “Aplikasi Petrinet Pada Sistem Antrian Servis Produk Barang”. UJMC (Unisda Journal of Mathematics and Computer Science) 10, no. 2 (December 30, 2024): 42–47. Accessed June 5, 2026. https://ejournal.unisda.ac.id/index.php/ujmc/article/view/8645.