Study on Heterotrophic-Autotrophic Denitrification Permeable Reactive Barriers (HAD PRBs) for In Situ Groundwater Remediation - Liu, Fei; Huang, Guoxin; Fallowfield, Howard; Guan, Huade; Zhu, Lingling; Hu, Hongyan (Springer Berlin Heidelberg : Imprint: Springer, 2014)