Hu, J., W. Zhu, Q. Yang, G. Qian, and H. Xing. “Solvatochromic Parameters of the Binary Mixtures of Imidazolium Chloride Ionic Liquid Plus Molecular Solvent”. Journal of Applied Solution Chemistry and Modeling, vol. 3, no. 4, Dec. 2014, pp. 223-30, doi:10.6000/1929-5030.2014.03.04.4.