FITRI, Novita Cahyani; PRATIWI, Yussi. Analisis Kadar Kafein dalam Sampel Kopi Instan dan Minuman Berenergi Menggunakan High Performance Liquid Chromatography (HPLC). JRSKT - Jurnal Riset Sains dan Kimia Terapan, [S. l.], v. 9, n. 2, p. 73–80, 2023. DOI: 10.21009/JRSKT.092.04. Disponível em: https://journal.unj.ac.id/unj/index.php/jrskt/article/view/44525. Acesso em: 22 nov. 2024.