“Development of Eco-Friendly Biocomposite Films Based on Whey Protein Isolate and Carboxymethyl Cellulose with Silica as a Filler” (2025) Jurnal Serambi Engineering, 10(2). Available at: https://jse.serambimekkah.id/index.php/jse/article/view/906 (Accessed: 6 May 2026).