Comparison of physicochemical properties of new ionic liquids based on imidazolium, quaternary ammonium, and guanidinium cations
Kulkarni, Prashant S.; Branco, Luis C.; Crespo, Joao G.; Nunes, M. Cristiana; Raymundo, Anabela; et al, Chemistry - A European Journal, 2007, 13(30), 8478-8488