Zhai, Jingying, Xiaojiang Xie, and Eric Bakker. “Advancing Schwarzenbach’s Complexometry: Nano-Scale Titration Reagents Based on Heterogeneous Reactions: Highlights of Analytical Chemistry in Switzerland”. CHIMIA 68, no. 12 (December 17, 2014): 899. Accessed April 6, 2025. https://www.chimia.ch/chimia/article/view/2014_899.