Media type: E-Article Title: Small-cluster calculation of the electronic energy levels of corundum by the CNDO method Contributor: Martino, G.; Girlanda, R. imprint: Springer Science and Business Media LLC, 1982 Published in: Lettere Al Nuovo Cimento Series 2 Language: English DOI: 10.1007/bf02754889 ISSN: 1827-613X Keywords: General Physics and Astronomy Origination: Footnote: