Nurjannah, P., R. Yulia, and S. Nadia. “Phytochemical Screening, GC-MS Analysis, and Antioxidant Activity (DPPH Method) of Ethanol Extract of Chinese Betel Leaf (Peperomia Pellucida (L.) Kunth)”. Journal of Pharmaceutical and Sciences, vol. 9, no. 2, June 2026, pp. 1791-0, doi:10.36490/journal-jps.com.v9i2.1562.