Wicaksono, Salsabila Melia Putri, Dewi Ekowati, and Sri Rejeki Handayani. “FORMULATION AND ACTIVITY TEST OF ANTI AGING CREAM FROM BETEL LEAF EXTRACT (Piper Betle L.) WITH VARIATIONS OF GLYCERIN AND PROPYLENE GLYCOL CONCENTRATIONS ON NEW ZEALAND WHITE RABBIT BACK SKIN”. Jurnal Farmasi & Sains Indonesia 5, no. 2 (October 20, 2022): 38-47. Accessed July 1, 2025. https://journal.stifera.ac.id/index.php/jfsi/article/view/120.