1. Heavy metal content of plants growing on soils contaminated by lead mining;Alloway;Journal of Agricultural Science.,1971
2. Incubation study on effects of pH on nitrogen mineralization and nitrification in soils, treated with 1000 ppm lead and zinc, as oxides;Bhuiya;Environmental Pollution,1974
3. Lead, cadmium and calcium selectivity coefficients on a montmorillonite, illite and kaolinite;Bittell;Journal of Environmental Quality,1974
4. Die Zusammensetzung der Auspuffgase bei Benzinmotoren;Brunner;Zeitschrift für Präventivmedizin,1966
5. Experimental Design;Cochran,1968