Jamaluddin, J., F. Nugraha, M. Na’im, W. O. Musnina, S. Sulistiana, and Y. Yuyun. “Identification of Preservatives And Colourants In Takjil Snacks”. JPK : Jurnal Proteksi Kesehatan, Vol. 13, no. 1, Aug. 2024, pp. 66-71, doi:10.36929/jpk.v13i1.785.