1: Greenwood, N.N., Earnshaw, A. Chemistry of the elements 2nd edition (1997) Edited by Greenwood,N.N., Earnshaw,A. pp. 1-1340, Butterworth-Heinemann. Oxford. Great Britain 2: Buch,A. Pure Metals Properties. A Scientific-Technical Handbook 1st edition (1999) Edited by Buch, A. pp. 1-306, ASM International and Freund Publishing House Ltd. Ohio. USA 3: Merck. ChemDAT The Merck Chemical Database Ver. 1.1.5 4: CRC Handbook of Chemistry and Physics 75th edition (1994) Edited by Lide,D.R. , CRC Press Inc. Boca Raton, USA 5: General chemistry 7th edition (1984) Edited by Holtzclaw, Jr., H.F., Robinson, W.R. & Nebergall, W.H. pp. 1-932. D.C. Heath and Company. Lexington 6: The Merck Index 12th edition (1996) Edited by Budavari, S., Merck Research Laboratories, USA 7: Fowler, B.A., Yamauchi, H., Conner, E.A., Akkerman, M. Cancer risks for humans from exposure to the semiconductor metals Scand J Work Environ Health (1993) 19 (1) pp 101-103 8: Live Chart of Nucleotides Nuclear Data Service. https://www-nds.iaea.org |