Environmental contamination from trace elements in coal ...
ERDA LA6600MS EPA600/776007 August 1976 ENVIRONMENTAL CONTAMINATION FROM TRACE ELEMENTS IN COAL PREPARATION WASTES A Literature Review and Assessment by Wewerka, Williams, Wanek, and Olsen Los Alamos Scientific Laboratory University of California Los Alamos, New Mexico 87544 EPA/ERDA Interagency Agreement No. IAGD5E681 .