Austeri, M., R. Bach, N. Mehanna, A. Sharma, F. Torricelli, W. Zeghida, and J. Lacour. “Swiss Science Concentrates: Columns”. CHIMIA 62, no. 12 (December 17, 2008): 980. Accessed April 3, 2025. https://www.chimia.ch/chimia/article/view/2008_980.