Birbaum, Karin, Peter Ludwig, Basile Wicky, and Alain Vaucher. “Two Bronze Medals for Switzerland at the 43rd International Chemistry Olympiad in Ankara, Turkey”. CHIMIA 66, no. 3 (March 28, 2012): 136. Accessed November 23, 2024. https://www.chimia.ch/chimia/article/view/2012_136.