“THE INFLUENCE OF RAW MATERIALS AND PRODUCTION PROCESSES ON PRODUCT QUALITY IN THE ROOF TILE INDUSTRY IN SABRANG VILLAGE”. Jurnal Comparative: Ekonomi dan Bisnis 6, no. 4 (November 30, 2024): 792–807. Accessed November 11, 2026. https://jurnal.umt.ac.id/index.php/jceb/article/view/12875.