Symes, Craig, Elize Loubser, and Stephan Woodborne. “Stable Isotope (δ13C) Profiling of Xylitol and Sugar in South Africa”. South African Journal of Science 113, no. 5/6 (May 30, 2017): 5. Accessed November 21, 2024. https://sajs.co.za/article/view/3828.