References
- Bertine , K. K. and Goldberg , E. D. 1971 . Science , 173 : 233
- Babu , S. P. 1975 . “Trace Elements in Fuel” , Advances in Chemistry Series 141 Washington, D.C. : American Chemical Society .
- Kaakinen , J. W. , Jorden , R. M. , Lawasani , M. L. and West , R. E. 1975 . Environ. Sci. Technol. , 9 : 973
- Natusch , D. F. S. and Wallace , J. R. 1974 . Science , 186 : 695
- Davison , R. L. , Natusch , D. F. S. , Wallace , J. R. and Evans , C. A. 1974 . Environ. Sci. Technol. , 8 : 1107
- J. H. Faber, J. P. Capp and J. D. Spencer, United States Bureau of Mines Information Circular 8348, 1967.
- 1977 . Environ. Sci. Technol. , 11 : 436
- 1977 . Chem. Eng. News , 55 (40) : 7
- Rohrman , F. A. 1971 . Power , 115 : 76
- Burakhovich , M. S. , Kolesnikov , A. S. and Ostrovskaya , T. I. 1972 . Gig. Sanit. , 37 : 97
- Dvornik , J. 1972 . Acta Univ. Agr. Brno., Fac. Agron. , 20 : 1
- Maciak , F. , Liwiski , S. and Biernacka , E. 1974 . Rocz. Glebozn , 25 : 191
- Shannon , D. G. and Fine , L. O. 1974 . Environ. Sci. Technol. , 8 : 1026
- Yanchev , V. K. 1974 . Vodn. Resur. , 4 : 105
- Linton , R. W. , Williams , R. , Evans , C. A. and Natusch , D. F. S. 1977 . Anal. Chem. , 49 : 1514
- Dreesen , D. R. , Gladney , E. S. , Owens , J. W. , Perkins , B. L. , Wienke , C. and Wangen , L. E. 1977 . Environ. Sci. Technol. , 11 : 1017
- James , W. D. , Janghorbani , M. and Baxter , T. 1977 . Anal. Chem. , 49 : 1994
- Theis , T. L. and Wirth , J. L. 1977 . Environ. Sci. Technol. , 11 : 1096
- Stumm , W. and Morgan , J. J. 1970 . “Aquatic Chemistry” , New York : Wiley‐Interscience .
- Ringbom , A. 1963 . “Complexation in Analytical Chemistry” , New York : Interscience .
- Bernas , B. 1968 . Anal. Chem. , 40 : 1682
- R. E. Lamb, Ph.D. Thesis, University of Illinois, Urbana, Ill., 1975.
- 1974 . “Chromium” , Washington, D.C. : National Academy of Sciences .
- Kolthoff , I. M. , Sandell , E. B. , Meehan , E. J. and Bruckenstein , S. 1969 . “Quantitative Chemical Analysis”, , 4th Ed. , New York : Macmillan Co. . Chapter 6.
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