1. World Health Organization (WHO),Environmental Health Criteria, 1: Mercury, Geneva, 1976, pp. 22, 24, 44, 67?69, 83.
2. E. G. Rochow, D. T. Turd, R. L. Lewis,The Chemistry of Organometallic Compounds, Wiley, London, 1957, p. 107.
3. Y. A. Gawargious,M.Sc. Thesis, Birmingham University, England, 1961.
4. Y. A. Gawargious, A. M. G. Macdonald,Anal. Chim. Acta 1962,27, 119.
5. H. N. A. Hassan,Ph.D. Thesis, Cairo University, 1980.