Stephenson, A. (1995). Heavy metal analysis of German toxic waste exported to Bharat Zinc Limited, Bhopal, for zinc recycling. Greenpeace Research Laboratories Technical Note 06/95 (September 1995).
Stephenson, A. (1995). Heavy metal analysis of German toxic waste exported to Bharat Zinc Limited, Bhopal, for zinc recycling. Greenpeace Research Laboratories Technical Note 06/95 (September 1995).