Mahmudatussa’adahA., FardiazD., AndarwulanN. and KusnandarF. (2014) “KARAKTERISTIK WARNA DAN AKTIVITAS ANTIOKSIDAN ANTOSIANIN UBI JALAR UNGU [Color Characteristics and Antioxidant Activity of Anthocyanin Extract from Purple Sweet Potato]”, Jurnal Teknologi dan Industri Pangan, 25(2), p. 176. doi: 10.6066/jtip.2014.25.2.176.