Hoang Ngo, Tuong Phuc. “HERBAL SOAP WITH PIPER BETLE AGAINST STAPHYLOCOCCUS AUREUS: EXTRACTION AND FORMULA-TION”. Ho Chi Minh City University of Education Journal of Science, vol. 23, no. 7, July 2026, pp. 1595-04, doi:10.54607/hcmue.js.23.7.5191(2026).