Salamah, Nina, Sayyidah Luthfiyah Jufri, Hari Susanti, and Irwandi Jaswir. “Analysis of Gelatin on Soft Candy Using a Combination of Fourier Transform Infrared Spectroscopy (FTIR) With Chemometrics for Halal Authentication”. Indonesian Journal of Halal Research 5, no. 2 (August 31, 2023): 90–98. Accessed December 6, 2025. https://journal.uinsgd.ac.id/index.php/ijhar/article/view/25682.