Suhirman S, Hidayat AT, Saputra WA, Saifullah S. Website-Based E-Pharmacy Application Development to Improve Sales Services Using Waterfall Method. International Journal of Advances in Data and Information Systems [Internet]. 2021 Oct. 30 [cited 2026 Oct. 12];2(2):114-29. Available from: https://mail.ijadis.org/index.php/ijadis/article/view/1226