muhajir, muhammad, Jaka Nugraha, and Rachmad Febrian. “Perbandingan Rough Set Dan Algoritma Apriori Untuk Sistem Rekomendasi Perpustakaan”. UJMC (Unisda Journal of Mathematics and Computer Science) 4, no. 2 (January 19, 2019): 25 - 31. Accessed July 3, 2024. https://e-jurnal.unisda.ac.id/index.php/ujmc/article/view/1241.