1. Schädel, M. (ed.).: The Chemistry of the Superheavy Elements. Dordrecht, The Netherlands/Boston, MA/London (2003)
2. Proceedings of “The Robert A. Welch Foundation Conference on Chemical Research XXXIV. Fifty Years with Transuranium Elements”, Houston, TX, 22–23 October 1990, pp. 255–276 (1990)
3. Greiner, W., Gupta, R.K. (eds.).: Heavy Elements and Related New Phenomena. World Scientific, Singapore (1999)
4. Wilson, S., Kaldor, U. (eds.).: Theoretical Chemistry and Physics of Heavy and Superheavy Elements, pp. 55–114. Kluwer, Dordrecht (2003)
5. Fricke, B.: Struct. Bond. 21, 89 (1975)