UTOMO, Muhammad Nur Yasir; TUNGADI, Eddy; KHARTIKA, Widya. Enhancing Web Performance for E-learning Platform using Content Delivery Network (CDN) and Varnish Cache. Journal of Information Systems and Informatics, [S. l.], v. 7, n. 1, p. 831–847, 2025. DOI: 10.51519/journalisi.v7i1.993. Disponível em: https://www.journal-isi.org/index.php/isi/article/view/993. Acesso em: 7 mar. 2026.