Ismail, Ismail, and Fauzan Putraga Al-Bahri. “WebQual 4.0 Dan Importance-Performance Analysis (IPA) : Eksplorasi Kualitas Situs Web E-Kuisioner”. Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) 3, no. 2 (December 30, 2019): 52–58. Accessed April 20, 2026. https://journal.lembagakita.com/jtik/article/view/87.