Ngafif, A. (2020). Optimization Of Sodium Alginate And Calcium Chloride (Cacl2) As Cross-Linking Agents In Nanoparticles From Ethanolic Extract Of Katuk (Sauropus Androgynus (L.) Merr) Leaves. Berkala Ilmiah Mahasiswa Farmasi Indonesia (BIMFI), 7(2), 13-23. https://doi.org/10.48177/bimfi.v7i2.33