Rahmatullah RR, Iriani, Syaifullah H. Analysis of the Gap in E-Commerce Service Quality on the Shopee Platform Using the E-Servqual Dimensions with the Servqual Method and Importance-Performance Analysis (IPA). jrssem [Internet]. 2026 Sep. 9 [cited 2026 Sep. 18];6(2):935-52. Available from: https://jrssem.publikasiindonesia.id.solusipublish.com/index.php/jrssem/article/view/1715