SRIKANDI, Srikandi; KRISTANTI, Aprilia Widia; SUTAMIHARDJA, RTM. TINGKAT KEMATANGAN BIJI KOPI ARABICA (Coffea arabica L.) DALAM MENGHASILKAN KADAR KAFEIN. Sains Natural: Journal of Biology and Chemistry, [S. l.], v. 9, n. 1, p. 22–28, 2019. DOI: 10.31938/jsn.v9i1.189. Disponível em: https://ejournalunb.ac.id/JSN/article/view/189. Acesso em: 3 oct. 2025.