[1]
Mieta Widya Ramadhani, Faisal, and Ahmad Syauqi, “Pengaruh Konsentrasi Ekstrak Daun Sirih Hitam (Piper betle var nigra) Terhadap Zona Hambat Bakteri Salmonella typhi dan Escherichia coli : Concentration Effect of Black Betel Leaf Extract (Piper betle var nigra) on the Inhibition Zone of Salmonella typhi and Escherichia coli Bacteria ”, J.KnownNat., vol. 8, no. 1, pp. 56–64, Jul. 2025.