References
- Schmidt , K. G. and Heidermanns , G. 1959 . Untersuchung von Staubproben mit dem Phaserkontrasmikroskop, Insbensondere bel Vervendtom von Membranfiltern . Staub , 19 : 12 Translated by Hans Hoffman, University of Cincinnati
- Fuwa , K. and Vallee , B. L. 1963 . The Physical Basis of Analytical Atomic Absorption Spectrometry . Anal. Chem. , 35 July : 942
- Laug , E. P. 1938 . Application of the Dithizone Method to the Determination of Lead in Biological Materials . J. Assoc. Offic. Agr. Chemists , 21 August : 481
- Koirtyohann , S. R. and Pickett , E. E. 1965 . Background Corrections in Long Path Atomic Absorption Spectrometry . Anal. Chem. , 37 April : 601