Safitri, Tania Permatalia, and Youmil Abrian. “Importance Performance Analysis (IPA) Halal Attributes (Studi Pada Hotel Shafirah Syariah Dan Al-Madinah Kota Pariaman)”. ARZUSIN 3, no. 4 (June 7, 2023): 405-417. Accessed September 19, 2024. https://ejournal.yasin-alsys.org/arzusin/article/view/1203.