Rambalie G, Prasetyo H. The Influence of Halal Labeling and Product Quality on Purchasing Decisions at Otaku Coffee (Study: Customers at Otaku Coffee in Brass District). IIJSE [Internet]. 16Nov.2025 [cited 28Apr.2026];9(1):1020-4. Available from: https://e-journal.uac.ac.id/index.php/iijse/article/view/8245