Mazaya, G., K. Karseno, and T. Yanto. “Antimicrobial and Phytochemical Activity of Coconut Shell Extracts”. Turkish Journal of Agriculture - Food Science and Technology, vol. 8, no. 5, June 2020, pp. 1090-7, doi:10.24925/turjaf.v8i5.1090-1097.3282.