Harmaniola, E., Ahsyar, T. K., Syaifullah, S., Anofrizen, A., & Marsal, A. (2025). Evaluating User Experience of SITASI System using HEART Metrics and Importance-Performance Analysis (IPA). Edumatic: Jurnal Pendidikan Informatika, 9(2), 522–531. https://doi.org/10.29408/edumatic.v9i2.30691