OMEGA, Faith Algar; WIBISONO, Yossi. Kajian Lama Fermentasi Terhadap Kadar Kafein, Etanol dan pH Bubuk Kopi Robusta (Coffea canephora) Argopuro. JOFE : Journal of Food Engineering, [S. l.], v. 2, n. 1, p. 34–44, 2023. DOI: 10.25047/jofe.v2i1.3743. Disponível em: https://publikasi.polije.ac.id/jofe/article/view/3743. Acesso em: 14 mar. 2025.