Gas-Phase Lithium Cation Basicity: Revisiting the High Basicity Range by Experiment and Theory. - Mayeux, Charly; Burk, Peeter; Gal, Jean-Francois; Kaljurand, Ivari; Koppel, Ilmar; Leito, Ivo; Sikk, Lauri (Journal of the American Society for Mass Spectrometry, 2014)