AKTIVITAS TABIR SURYA DARI EKSTRAK FENOLIK PERIDERM UMBI UBI KAYU (Manihot Utilissima). PHARMACON [Internet]. 2014 Jun. 4 [cited 2026 Sep. 6];3(2). Available from: https://ejournal.unsrat.ac.id/v3/index.php/pharmacon/article/view/4783