ENGINERING HOPPER DRYER BUFFER TOOL AT THE PLASTIC WORKSHOP OF POLYTECHNIC ATK YOGYAKARTA. Settings Berkala Penelitian Teknologi Kulit, Sepatu, dan Produk Kulit [Internet]. 2024 Dec. 16 [cited 2025 Sep. 1];23(1):13-22. Available from: http://e-jurnal.atk.ac.id/new-jurnal/index.php/bptkspk/article/view/45