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(a) Booth E, Strickland JDH (1953) J Am Chem Soc 3017 (b) Edelman LE (1950) J Am Chem Soc 5765 (c) Selbin J, Junkin JH (1960) J Am Chem Soc 1057 (d) Popova IE, Kiryushchenkov EN, Filippova NV, Beklemishev MK (2004) Mendeleev Commun 223 Thesis, Andhra University, Visakhapatnam, India (a) Sivaramakrishna A, Muralikrishna U (2001) Chem Environ Res 10:197 (b) Muralikrishna U, Sivaramakrishna A (2001) Asian J Chem 13:289 (c) Muralikrishna U, Sivaramakrishna A (2002) Asian J Chem 14:839 (d) Muralikrishna U, Sivaramakrishna A (2002) Asian J Chem 14:1782 (e) Sivaramakrishna A (2000) Newer analytical applications of 4,7-dihydroxy-1,10-phenanthroline and dimethylglyoxime in redox chemistry. Acta 8:635 (c) Davis DG, Boudreaux EA (1964) J Electroanal Chem 8:434 (a) Hank Z, Kichou N, Boutamine S, Meklati M, Vittori O (2004) Rev Inorg Chem 24:39 (b) Hooreman M (1949) Anal. (a) Gazda DB, Fritz JS, Porter MD (2004) Anal Chim Acta 508:53 (b) Mohanapriya S, Lakshminarayanan V (2007) Talanta 71:493 and references therein
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