Elfina Novalia, Jufriadif Na’am, Gunadi Widi Nurcahyo, and Apriade Voutama. 2020. “Website Implementation With the Monte Carlo Method As a Media for Predicting Sales of Cashier Applications”. SYSTEMATICS 2 (3). Karawang, Indonesia:118-31. https://journal.unsika.ac.id/index.php/systematics/article/view/5125.