1. R. F. W.Bader , in Int. Rev. Sci. – Theoretical chemistry , ed. A. D. Buckingham and C. A. Coulson , Butterworths , London, Boston , 1975 , p. 43
2. R. F. W.Bader , Atoms in molecules: a quantum theory , Clarendon Press, Oxford University Press , Oxford [England], New York , 1994
3. P.Popelier , P.Smith and A.Hinchliffe , Quantum topological Atoms , Royal Society of Chemistry , United Kingdom , 2002 , vol. 8, pp. 391–448
4. Predicting Chemical Reactivity from the Charge Density through Gradient Bundle Analysis: Moving beyond Fukui Functions
5. A. D.Buckingham , Advances in Chemical Physics , John Wiley & Sons, Inc. , 2007 , pp. 107–142