Huzaifah Bin Khawar, Talha Nadeem, Muhammad Zarar, and Hood Khizer. “OPTIMIZING RECOMMENDATION SYSTEMS USING GRAPH-BASED METHODS AND MACHINE LEARNING ALGORITHMS”. Spectrum of Engineering Sciences, vol. 4, no. 2, Feb. 2026, pp. 2351-6, https://thesesjournal.com/index.php/1/article/view/4071.