Cang, Hui, Wenyan Shi, Jingling Shao, and Qi Xu. 2012. “Electrochemical Studies of Tin in the Non-Cl&Ndash; [EMIm]BF4 Room Temperature Ionic Liquid”. Asian Journal of Chemistry 24 (7):3028-32. https://asianpubs.org/index.php/ajchem/article/view/9291.