1. A preliminary account of the experimental work described here was first presented at the 12th International Mass Spectrometry Conference, Amsterdam, 1991;
2. T. Breindahl and G.Bojesen, WeA-B47.
3. M. T. Bowers , Gas Phase Ion Chemistry, vol. 1 and 2, Academic Press, New York, 1979.
4. Intrinsic basicity determination using metastable ions
5. R. G. Cooks , in High Performance Mass Spectrometry: Chemical Applications, ed. M. L. Gross, Am. Chem. Soc., 1978.