References
- 1969 . Canadian Drinking Water Standards and Objectives , Ottawa, , Canada : Department of National Health and Welfare .
- Fernandez , F. J. and Manning , D. C. 1971 . Atomic Absorption Newsletter , 10 : 86
- Chu , R. C. , Barron , G. P. and Baumgarner , P. A.W. 1972 . Anal. Chem. , 44 : 1476
- Schmidt , F. J. and Royer , J. L. 1973 . Anal. Letter , 6 : 17
- Braman , R. S. , Justen , L. L. and Foreback , C. C. 1972 . Anal. Chem. , 44 : 2195