D. fitri, S. Prophet, D. Komarudin, I. R. Fatria Fajar, and A. Riyanto, “Preservative Efectiveness Test of Dry Water Extract of Gambier (Uncaria Gambir Roxb.) In Cream Type of Cosmetics”, SANITAS, vol. 14, no. 2, pp. 73-84, Dec. 2023.