[1]
A. W. Nasution, H. M. Nasution, M. S. Lubis, and Y. P. Rahayu, “Antibacterial activity test of the n-hexane and ethyl acetate fraction of kecombrang leaf(Etlingera elatior) against Staphylococcus aureus and Escherichia coli”, JPS, vol. 6, no. 4, pp. 1488–1497, Aug. 2023.