Chalirafi, Khairawati. THE INFLUENCE OF PRODUCT INNOVATION ON MARKET PERFORMANCE THROUGH THE MEDIATING ROLE OF INNOVATION PERFORMANCE IN UMKM COFFEE SHOPS IN BIREUN REGENCY. IHERT [Internet]. 2024 Dec. 30 [cited 2026 May 9];6(2):808-16. Available from: https://proceeding.unefaconference.org/index.php/IHERT/article/view/461