Septahani, Poppy Fransisca A, and Heni Wijayanti , Trans., “COMPARISON OF ANTIOXIDANT COMPOUNDS OF GREEN BETEL (Piper betle) AND RED BETEL (Piper crocatum) EXTRACTS USING DIFFERENT SOLVENTS WITH THE DPPH METHOD”, JBSH; Journal of Biomedical Sciences and Health, vol. 1, no. 2, pp. 95–104, Aug. 2024, doi: 10.34310/.