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- [2] POTENTIALLY HAZARDOUS TRACE-ELEMENTS IN KENTUCKY COALS ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1995, 210 : 91 - FUEL
- [3] Investigation of the behavior of potentially hazardous trace elements in Kentucky coals and combustion products. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1996, 212 : 2 - FUEL