D. W. KURNIAWAN, V. N. AGUSTINA, SUNARTO, G. A. WIBOWO, and M. Z. SYAMSU HIDAYAT, “FORMULATION OF CINNAMON BARK ESSENTIAL OIL GEL AS MOSQUITO REPELLENT”, Int J App Pharm, vol. 14, no. 1, pp. 208–212, Jan. 2022.