Nugroho, Dwi, Panjisakti Basunanda, and Suryadi Mw. “Physical Bean Quality of Arabica Coffee (Coffea Arabica) Cultivated at High and Medium Altitude”. Pelita Perkebunan (a Coffee and Cocoa Research Journal) 32, no. 3 (December 31, 2016): 151-161. Accessed July 17, 2024. https://ccrjournal.com/index.php/ccrj/article/view/241.