Hasanah, Uswatun, Mariam Ulfah, and Ade Irawan. 2025. “Formulation and Testing of Antibacterial Activity of Ethanol Extract Gel from Mother-in-Law’s Tongue Leaf (Sansevieria Trifasciata Prain.) Against Escherichia Coli and Staphylococcus Aureus: FORMULASI DAN UJI AKTIVITAS ANTIBAKTERI GEL EKSTRAK ETANOL DAUN LIDAH MERTUA (Sansevieria Trifasciata Prain.) TERHADAP Escherichia Coli DAN Staphylococcus Aureus”. Jurnal Ilmiah Farmasi Farmasyifa 8 (1):30-38. https://doi.org/10.29313/jiff.v8i1.4612.