This document contains the design principles of two-stage constructed wetlands and a basic system for many more hybrid constructed wetlands.
BRIX, H. ; JOHANSON, N.H. (1999): Treatment of Domestic Sewage in a Two-Stage Constructed Wetland. In: Nutrient Cycling and Retention in Natural and Constructed Wetlands: , 155-163. URL [Accessed: 23.08.2011]