Tarigan, Yulinda, Ashkhabin Na’im, and Alrido Martha Devano. “Analysis of HNI Website Service Quality Using Webqual 4.0 and Importance-Performance Analysis (IPA) Methods in Sei Beduk District, Batam City”. KnE Social Sciences 9, no. 25 (August 29, 2024): 126–146. Accessed February 6, 2025. http://thrillriftranks.com/index.php/KnE-Social/article/view/16956.