5I. F. Walder,W. X. Chavez. Mineralogical and geochemical behavior of mill tailing material produced from lead-zinc skarn mineralization, Hanover, Grant County, New Mexico, USA[J] 1995,Environmental Geology(1):1~18
6Janet Cotter-Howells,Iain Thornton. Sources and pathways of environmental lead to children in a Derbyshire mining village[J] 1991,Environmental Geochemistry and Health(2):127~135
7T. E. Clevenger. Use of sequential extraction to evaluate the heavy metals in mining wastes[J] 1990,Water, Air, and Soil Pollution(3-4):241~254