References
- Förstner , U. and Wittmann , G.T.W. 1981 . Metal Pollution in the Aquatic Environment, , 2nd ed. , Berlin : Springer‐Verlag .
- Luoma , S.N. 1983 . Sci. Total Environ. , 28 : 1 – 22 .
- Helling , S. , Chester , G. and Cotrey , R.B. 1964 . Soil Sci. Soc Proc. , 28 : 517
- Mantoura , R.F.C. 1981 . Marine Organic Chemistry , Edited by: Duursma , E.K. and Dawson , R. Amsterdam : Elsevier .
- Buffle , J. , Tessier , A. and Haerdi , W. 1984 . Complexation of trace metals in natural waters , Edited by: Kramer , C.J.M. and Duinker , J.C. The Hague : Nijhoff/Junk .
- Buffle , J. 1984 . Circulation of metals in the Environment; Metals ions in biological systems. , Edited by: Sigel , H. Vol. 18 , New York : Dekker .
- Olmedo , G. , Deban , L. , Vázquez , D. , Pardo , R. and Palmero , S. 1994 . Electroanalysis , 6 : 694
- Bond , A.M. 1980 . “Modern Polarographic Methods in Analytical Chemistry”; , London : Elsevier ed. .
- DeFord , D.D. and Hume , D.N. 1951 . J. Am. Chem. Soc. , 73 : 5321
- Raspor , B. , Valenta , P. , Nürnberg , H.W. and Branica , M. 1978 . Sci. Total Environm. , 8 : 87
- Jarczyk , H.J. 1976 . Proc. Br. Weed Control Conf . 1976 . Vol.2 , pp. 619 13
- Hulpke , H. , Stegh , R. and Wilmes , R. 1982 . Pestic. Chem.; Hum. Wefare Environ. Proc. Int. Cong. Pestic. Chem. 5th. 1982 . Vol. 3 , pp. 323 Pub. 1983
- Schmidt , R.R. 1976 . Meded. Fac. Landbouwwet., Rijksu niv. Gent. , 41 (2, pT. 2) : 1229
- Draber , W. , Dickore , K. and Timmler , H. 1975 . Dokl. Soobs hch. Mezhdunar. Kongr. Zashch. Rast., Sth. , 3 (1) : 203
- Olmedo , C. , Deban , L. , Barrado , E. , Castillejo , Y. and Herrero , L. 1994 . Electrochimica Acta , 39 ( 14 ) : 2237
- Engelhardt , G. and Wallnoefer , P.R. 1978 . Chemosphere , 7 (6) : 463
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