1. Skoog, D.A.; Holler, F.J.;Nieman, T.A., Principles of Instrumental Analysis, Harcourt Brace & Co, Philadelphia, 1998.

2. McClain, B.L.; Clark, S.M.; Gabriel, R.L.; Ben-Amotz, D.,  Journal of Chemical Education,  2000, 77 , 654.

3. DeGraff, B.A.;Hennip, M.; Jones, J.M.; Salter, C.; Schaertel S.A., Chemical Educator, 2002, 7, 15.

4.Abhyankar, S.B.; Subramanian, S., Spectrochimica Acta, Part A, 1995, 51, 2199.

5. Aponick,A.; Marchozzi, E.; Johnston, C.R.; Wigal, C.T., Journal of Chemical Education, 1998, 75, 465.

6. Comstock, M. G.; Gray, J. A., Journal of Chemical Education, 1999, 76, 1272.

7. McCreery, R.I., Raman Spectroscopy for Chemical Analysis, Wiley, New York, 2000.

8. Pelletier, M.J., Analytical Applications of Raman Spectroscopy. Blackwell, Oxford, 1999.

9. Ferraro, J.R.; Nakamoto, K.; Brown, C.W., Introductory Raman Spectroscopy. Academic Press, Boston, 2002.

10. Nakamoto, K., Infrared and Raman Spectra of Inorganic and Coordination Compounds, Wiley, New York, 1997, 5^th Edition.

11. Baranska, H.; Labudzinska, A.; Terpinski, J., Laser Raman Spectrometry: Analytical Applications,  Ellis Horwood, Chichester, 1987.

12.Clarke, R.H.; Londhe, S.; Premasiri, W.R.; Womble, M.E., Journal of Raman Spectrsoscopy, 1999,30, 827.

14. Beran, J.A. Laboratory Manual for Principles of General Chemistry. Wiley, New York, 2004. Experiment 34.

15. Harris, D.C., Quantitative Chemical Analysis, 6th Ed. Freeman, New York, 2002.

16. Smart, M., Prairie Water News, 1996, 6, 9 http://www.quantumlynx.com/water/back/vol6no1/story9.html (accessed 14 Dec 2006)

17. Radojevic, M.; Bashkin, V.N., Practical Environmental Analysis, Royal Society of Chemistry, Cambridge, 1999.

18. Murata, K.; Kawakami, K.; Matsunaga, Y.; Yamashita. S., Analytica Chimica Acta, 1997, 344, 153.

19. Stamm, R. F., Industrial and Engineering Chemistry, Anal. Edition., 1945, 17, 318.

20. Ianoul, A.; Coleman, T.; Asher, S.A. Analytical Chemistry, 2002, 74, 1458.

21. Kowalchyk, W.K.; Walker, P.A.; Morris, M.D., Applied Spectroscopy, 1995, 49, 1183.

22. Pelletier, M., Applied Spectroscopy, 2003, 57, 20A .

23. Urbansky, E.T., Critical Reviews Analytical Chemistry, 2000, 30, 311.

24. Collette, T.W.; Williams, T.I.; Urbansky, E.T.; Magnuson, M.L.; Hebert, G.N.; Strauss, S.H., Analyst, 2003, 128, 88.