“Application of Copper Fungicide and Row Covers to Control Phytophthora Seedling Blight Disease on Cocoa” (2016) Pelita Perkebunan (a Coffee and Cocoa Research Journal), 32(2), pp. 83–90. Available at: https://mail.ccrjournal.com/index.php/ccrj/article/view/ (Accessed: 1 May 2026).