Kajian Lama Fermentasi Terhadap Kadar Kafein, Etanol dan pH Bubuk Kopi Robusta (Coffea canephora) Argopuro. jofe [Internet]. 2023 Jan. 31 [cited 2026 Nov. 8];2(1):34-4. Available from: https://publikasi.polije.ac.id/jofe/article/view/3743