Muzzazinah, Muzzazinah, et al. “Phytochemical Analysis GC-MS Results of Parmelia Sulcata (Ascomycota: Parmeliaceae) As a Natural Color”. Jurnal Ilmiah Sains, vol. 25, no. 1, Apr. 2025, pp. 23-36, doi:10.35799/jis.v25i1.56404.