man santoso, Teguh, Soedarsianto Soedarsianto, and Syamsul Bachri. 2009. “Optimizing Period of Pre-Packaging and Pre-Planting Of Somatic Embryogenesis Cocoa Plantlets”. Pelita Perkebunan (a Coffee and Cocoa Research Journal) 25 (3). https://doi.org/10.22302/iccri.jur.pelitaperkebunan.v25i3.115.