Basrin, Fitriani, Miming Berlian, Yuanita Indriasari, dan Ramadhani Chaniago. “ANTHOCYANIN LEVELS AND ANTIOXIDANT ACTIVITY OF TORTILLA PURPLE SWEET POTATO (Ipomoea Batatas L)”. AGROLAND The Agricultural Sciences Journal (e-Journal) 8, no. 2 (Januari 5, 2022): 132 - 143. Diakses Mei 19, 2024. http://jurnal.faperta.untad.ac.id/index.php/agroland/article/view/692.