Pengujian sifat unggul beberapa klon harapan kopi arabika di kebun percobaan Andungsari, Jawa Timur (Testing for superior traits of some arabica coffee promising clones at Andungsari research station, East Java). PP [Internet]. 2012 Aug. 31 [cited 2026 Apr. 30];28(2):62-71. Available from: https://www.ccrjournal.com/index.php/ccrj/article/view/