Sumirat, U., , P., & Mawardi, S. (2007). Selection of Superior Genotypes of Coffea Canephora Pierre on ControlledHybrid Population Using Cluster Analysis Method. Pelita Perkebunan (a Coffee and Cocoa Research Journal), 23(2). https://doi.org/10.22302/iccri.jur.pelitaperkebunan.v23i2.90