1. Alonso, J. R., Rodriguez, R. and Fraga, J. M. Comentarios a algunos problemas practicos de la determinacion de Zn en suero sanguineo por espectrofotometria de Absorcion Atomica con Horno de Grafito.Rev. Portuguesa Bioquim. 2 (1979) 177–180
2. Berndt, H., Gucer, S. and Messerschmidt, J. Direct determination of Pb in urine with a new micromethod of flame AAS (loop-AAS).J. Clin. Chem. Clin. Biochem. 20 (1982) 85–90
3. Berndt, H. and Jackwerth, E. Bestimmung von Li, Na, K, Mg und Ca mit einer mechanisierten Mikromethode der Flammen-Spektrometrie.J. Clin. Chem. Clin. Biochem. 17 (1979) 71–76
4. Berndt, H. and Slavin, W. Automated trace analysis of small samples using the ‘injection method’ of flame atomic absorption spectrometry. A review.At. Abs. News 17 (1978) 109–112
5. Price, W. J. New techniques of atomic absorption in clinical and biochemical analysis.Sci. Ind. 12 (1979) 22–26