Analisis Kandungan Zat Besi Ubi Jalar Ungu dan Keripik Ubi Jalar Ungu . J. Kesehat. Qamarul Huda [Internet]. 2025 Jun. 30 [cited 2025 Oct. 12];13(1):1-6. Available from: http://jkqh.uniqhba.ac.id/index.php/kesehatan/article/view/742