Purba H, Sinaga B, Ginting J. Validasi Metode Analisa Kadar Fenolik Ekstrak Etanol Jahe Merah (Zingiber officinale var rubrum rhizoma) dengan Spektroscopy UV-Vis. Herbal Medicine Journal [Internet]. 28Feb.2023 [cited 19Apr.2026];6(1):21-7. Available from: http://hmj.jurnalsenior.com/index.php/hmj/article/view/78