1. Determination of total lead in soil by atomic absorption spectrometry;Balraadjsing;Commun. Soil Sci. Plant Anal.,1974
2. An interlaboratory comparison of metal determinations in sludge-treated soil;Carlton-Smith;Wat. Pollut. Control,1983
3. An interlaboratory comparison of metal determinations in sewage sludges and soil;Davis;Wat. Pollut. Control.,1983
4. Comparative study of methods for analysis of total lead in soils;Harrison;Water, Air, Soil Pollut.,1977
5. Concentration of trace metals from soil extracts for determination by flame atomic absorption spectrometry;Horvath;Atom. Absorpt. Newsl.,1977