1. Bacterial coal desulfurization;Andrews,1982
2. The effects of aerobic and anaerobic incubation on extractability of heavy metals in digested sludge;Bloomfield;Environ. Pollut.,1975
3. Crop and food chain effects of toxic elements in sludges and effluents on land;Chaney,1973
4. Investigation of heavy metals sludges complexation constants by cation exchange;Cheng,1973
5. Batch feasibility testing of heavy metals removal from wastewater sludge with liquid-ion exchange;Cornwell,1980