4Wilkin R T, Acree S D, Ross R R, et al. Fifteen-year assessment of a permeable reactive barrier for treatment of chromate and trichloroethylene in grotmdwater[J]. Science oftheTotalEnvironment,2014, 468: 186-,194.
5Huang G, Liu F, Yang Y, et al. Removal of ammonium-nitrogen from groundwater using a fully passive permeable reactive barrier with oxygen-releasing compound and clinoptilolite[J]. Journal of environmental management,2015, 154: 1-7.
