1. H. Jakob, S. Leininger, T. Lehmann, S. Jacobi, and S. Gutewort, in: Ullmann’s Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 26, 293–324 (2005).
2. S. Tanatar, J. Russ. Phys.-Chem. Soc., 40, No. 1, 376 (1908).
3. C.-S. Lu, E. W. Hughes, and P. A. Gignere, J. Am. Chem. Soc., 63, No. 4, 1507 (1941).
4. L. Ji; Y.-N. Wang, C. Qian, and X.-Z. Chen, Synt. Commun., 43, No. 16, 2256 (2013).
5. J. Cao, H. Jing, T. Lan, and J. Wang, J. Chem. Eng. Data, 58, No. 2, 377 (2013).