Syahidi, A. A., Asyikin, A. N., & Subandi, S. (2019). Measuring User Assessments and Expectations: The Use of WebQual 4.0 Method and Importance-Performance Analysis (IPA) to Evaluate the Quality of School Websites. Journal of Information Technology and Computer Science, 4(1), 76–89. https://doi.org/10.25126/jitecs.20194198