“DAYA TERIMA, KADAR VITAMIN A DAN VITAMIN C ISTAN JAHE PLUS BUBUK WORTEL DAN SARI PEPAYA” (2023) TEMU ILMIAH NASIONAL PERSAGI, 4, pp. 239 – 246. Available at: https://tin.persagi.org/index.php/tin/article/view/61 (Accessed: 27 April 2026).