1. Methods of Studying Root Systems;Bohm,1979
2. Role of aquatic plants in wastewater treatment by artificial wetlands;Gersberg;Water Resour.,1986
3. Wetland vegetation;Guntenspergen,1989
4. Response of Scirpus validus to the physical environment and consideration of its role in a Great Lake esturian system;Keough,1987
5. Wetlands, Van Nostrand Reinhold;Mitsch,1986