Rossier, Joël S., Valérie Maury, and Elmar Pfammatter. “Locally Grown, Natural Ingredients? The Isotope Ratio Can Reveal a Lot!”. CHIMIA 70, no. 5 (May 25, 2016): 345. Accessed November 24, 2024. https://www.chimia.ch/chimia/article/view/2016_345.