Harmaniola E, Ahsyar TK, Syaifullah S, Anofrizen A, Marsal A. Evaluating User Experience of SITASI System using HEART Metrics and Importance-Performance Analysis (IPA). Edumatic [Internet]. 2025 Aug. 14 [cited 2025 Aug. 24];9(2):522-31. Available from: https://e-journal.hamzanwadi.ac.id/index.php/edumatic/article/view/30691