Wahyu Soesilo, A. and Anita-Sari, I. 2011. The resistance of cocoa hybrids to vascular-streak dieback. Pelita Perkebunan (a Coffee and Cocoa Research Journal). 27, 2 (Aug. 2011). DOI:https://doi.org/10.22302/iccri.jur.pelitaperkebunan.v27i2.147.