1. Armstrong, J. & Armstrong, W. 1988. Phragmites australis-a preliminary study of soiloxidizing sites and internal gas transport pathways. New Phytologist
108:373–386.
2. Blake, G. 1994. Are aquatic macrophyes useful in field tests? In Hill, I. et al. (eds). Freshwater Field Tests for Hazard Assessment of Chemicals: 558.
3. Blake, G., Gagnaire-Michard, J., Kirassian, B. & Morand, P. 1987. Distribution and accumulation of zinc in Typha latifolia. In Reddy, K.R. & Smith, W.H. (eds). Proceedings of the Conference on Aquatic Plants for Wastewater Treatment and Resource Recovery. Magnolia Publishing Inc., Orlando, Florida.
4. Coops, H. 1995. Helophyte Zonation: Impact of Water Depth and Wave Exposure. Ph.D. Thesis, University of Nijmegen, The Netherlands.
5. Di Toro, D.M., Mahony, J.D., Hansen, D.J., Scott, K.J., Carlson, A.R. & Ankley, G.T. 1992. Acid volatile sulfide predicts the acute toxicity of cadmium and nickel in sediments. Environmental Science & Technology
26: 96–101.