Seniwati, Erni, Acihmah Sidauruk, Ninik Tri Hartanti, and Rina Pramitasari. “SISTEM REKOMENDASI CROSS-SELLING BERBASIS ITEM SIMILARITY MENGGUNAKAN COSINE SIMILARITY PADA TRANSAKSI PENJUALAN”. RJOCS (Riau Journal of Computer Science) 12, no. 2 (July 30, 2026): 53–61. Accessed August 31, 2026. https://journal.upp.ac.id/index.php/rjocs/article/view/4938.