Sopianti, D. S. (2023). VARIATION CONCENTRATION OF SPAN-TWEEN 80 EMULGATOR IN THE CREAM FORMULATION OF RED BETER LEAF (Piper crocatum Ruiz & Pav) ETHANOL EXTRACT BODY SCRUB. Oceana Biomedicina Journal, 6(1). https://doi.org/10.30649/obj.v6i1.112