N. Darmawan, I. D. . Sari, F. . Rudhatin, A. W. . Pranata, Supratikno, and N. D. . Yuliana, “Porcine, bovine, and mixed gelatin identification using SPME-GC-MS and chemometrics”, Halal Stud. Soc., vol. 1, no. 3, pp. 15–19, Jul. 2024, doi: 10.29244/hass.1.3.15-19.