Freys, Jonathan C., David Hanss, Mathieu E. Walther, and Oliver S. Wenger. “Chemistry With Photons, Protons, and Electrons”. CHIMIA 63, no. 1-2 (February 25, 2009): 49. Accessed November 23, 2024. https://www.chimia.ch/chimia/article/view/2009_049.