Dolchinkova, Trayna. “ANALYSIS OF CAROTENOIDS IN SWEET POTATOES USING HPLC TO HELP COMBAT VITAMIN A DEFICIENCY”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 22, 2024): 142–148. Accessed June 30, 2024. https://journals.ru.lv/index.php/ETR/article/view/7994.