“Changes of Leaf Anatomical Profile of Cocoa Clones Seedlings in Response to Drought”. Pelita Perkebunan (a Coffee and Cocoa Research Journal), vol. 35, no. 3, Dec. 2019, pp. 177-85, https://doi.org/10.22302/iccri.jur.pelitaperkebunan.v35i3.390.