PUTRI, M. Pengaruh Daerah Tempat Tumbuh Terhadap Kadar Kafein Biji Kopi Robusta (Coffea canephora) . JURNAL ILMU KESEHATAN BHAKTI SETYA MEDIKA, [S. l.], v. 7, n. 1, p. 33–42, 2022. DOI: 10.56727/bsm.v7i1.83. Disponível em: https://jurnal.poltekkes-bsi.ac.id/index.php/bsm/article/view/83. Acesso em: 22 jan. 2025.