“Sistem Rekomendasi Produk Aplikasi Marketplace Berdasarkan Karakteristik Pembeli Menggunakan Metode User Based Collaborative Filtering”. Teknika 11, no. 3 (November 14, 2022): 208–217. Accessed November 22, 2024. https://ejournal.ikado.ac.id/index.php/teknika/article/view/538.