Nurudin, M. J., and S. Sutarman. “Potential of Trichoderma SP As a Control of Phytopthora Palmivora Causes Leaf Blight of Cocoa Seeds”. Nabatia, Vol. 2, no. 1, Jan. 2022, pp. 21-28, doi:10.21070/nabatia.v11i1.1586.