Ain, R., A. Meos, A. Vutt, H. Kirsimäe, Ilina Т., A. Kovaleva, and O. Koshovyi. “The Content and Stability of Ascorbic Acid in Commercial Food Supplements”. ScienceRise: Pharmaceutical Science, no. 5 (51), Oct. 2024, pp. 28-37, doi:10.15587/2519-4852.2024.313637.