“STUDY OF HERBAL TOPICAL REPELLENT MADE OF BETEL LEAVES (Piper betle) AND PATCHOULI OIL (Pogostemon cablin) MIXTURE AGAINST YELLOW FEVER MOSQUITO (Aedes aegypti)” (2015) BIOTROPIA, 22(1), pp. 45–51. doi:10.11598/btb.2015.22.1.378.