Susilo, A., S. Sobir, A. Wuriandani, and D. Wirnas. “Seedling Performance of Cocoa Genotypes (Theobroma Cacao L.) in Drought Stress Condition.”. Pelita Perkebunan (a Coffee and Cocoa Research Journal), Vol. 35, no. 3, Dec. 2019, pp. 167-76, doi:10.22302/iccri.jur.pelitaperkebunan.v35i3.375.