Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL United States. Environmental Protection Agency. Office of Emergency and Remedial Response and United States. Environmental Protection Agency. Office of Research and Development,"Technology alternatives for the remediation of soils contaminated with As, Cd, Cr, Hg, and Pb",,"U.S. Environmental Protection Agency, Office of Emergency and Remedial Response,U.S. Environmental Protection Agency, Office of Research and Development",1997,Engineering bulletin,,,,https://cir.nii.ac.jp/crid/1130000796630289024