Zharif ZM, Tukiran NA, Abdullah Sani MS. Differentiation of L-cysteine Sources using FTIR and Raman Spectroscopy . HS [Internet]. 2021 Jan. 15 [cited 2024 Dec. 2];1(1):83-95. Available from: https://journals.iium.edu.my/inst/index.php/hs/article/view/26