Hindun, Siti, et al. “ANTI-ACNE FACIAL WASH FORMULATION FROM RED BETEL LEAF EXTRACT (PIPER CROCATUM RUIZ & PAV)”. Jurnal Ilmiah Farmako Bahari, vol. 15, no. 1, Jan. 2024, pp. 84-91, doi:10.52434/jifb.v15i1.3259.