Ummul Hasanah, Hasni, Lila Maharani, and Intan Dewi Andika. 2026. “Analisis Cemaran Escherichia Coli Kecap Jajanan Cilok Di Area Kampus Jember”. BIOSAPPHIRE: Jurnal Biologi Dan Diversitas 5 (1):30-39. https://doi.org/10.31537/biosapphire.v5i1.3077.