Panjaitan, Erwin S., and Lihardo Rawaja Haloho. “ANALYSIS OF ELECTRONIC PROCUREMENT SYSTEM (SPSE) WEBSITE QUALITY USING WEBQUAL 4”. Prosiding SEMNAS INOTEK (Seminar Nasional Inovasi Teknologi) 3, no. 1 (March 7, 2021): 105–112. Accessed March 29, 2024. https://proceeding.unpkediri.ac.id/index.php/inotek/article/view/521.