“THE DEVELOPMENT OF SENTIMENT ANALYSIS APPROACH FOR IDENTIFYING CUSTOMER INTEREST IN LEATHER BAG”. Berkala Penelitian Teknologi Kulit, Sepatu, dan Produk Kulit 23, no. 1 (December 16, 2024): 36–47. Accessed April 4, 2025. https://e-jurnal.atk.ac.id/index.php/bptkspk/article/view/47.