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