- ISSN 0010-0765 printed
- ISSN 1212-6950 electronic
Hardness
- Peter Politzer*, Jane S. Murray, Monica C. Concha and Ping Jin
An Operational Definition of Relative Hardness
2007, Vol. 72, Issue 1, pp. 51–63 [Abstract] - Edyta MaĆolepsza* and Lucjan Piela
Hardness and HOMO-LUMO Gap Probed by the Helium Atom Pushing the Molecular Surface of the First-Row Hydride Molecules
2003, Vol. 68, Issue 12, pp. 2344–2354 [Abstract]