Panji Ratih Suci, Cikra Ikhda Nur H.S, Anita Candra Ningtyas, and Annisa Lailatul Maghfiroh, “Efektivitas Sabun Cuci Tangan Ekstrak Daun Afrika ( Vernonia amygdalina Del.) Terhadap Bakteri Escherichia coli”, JPM , vol. 2, no. 3, pp. 63–75, Apr. 2024.