L, S.E. et al. 2020. Formulation and Antibacterial Activity Tests of Nanoemulsion Gel Black Cumin (Nigella Sativa L.) Ethanol Extract. Asian Journal of Pharmaceutical Research and Development. 8, 4 (Aug. 2020), 7–11. DOI:https://doi.org/10.22270/ajprd.v8i4.777.