Zehringer, Markus, Jan Mazacek, Reto Dolf, Giuseppe Testa, and Jürg Jourdan. “Neutron Activation Analysis – Another Approach to Uranium and Thorium Analysis in Environmental Samples: Highlights of Analytical Sciences in Switzerland”. CHIMIA 67, no. 11 (November 27, 2013): 828. Accessed November 23, 2024. https://www.chimia.ch/chimia/article/view/2013_828.