“Rootstock Characteristics of Three Combinations of Theobroma Cacao L. Crosses on Different Water Availability”. Pelita Perkebunan (a Coffee and Cocoa Research Journal), vol. 34, no. 3, Dec. 2018, pp. 137-45, https://doi.org/10.22302/iccri.jur.pelitaperkebunan.v34i3.328.