Rohmi, R. et al. 2019. Ubi Jalar Putih (Ipomoea Batatas L.) Media Alternatif Pertumbuhan Aspergillus Niger. Jurnal Kesehatan Prima. 13, 2 (Aug. 2019), 143–150. DOI:https://doi.org/10.32807/jkp.v13i2.234.