1. Anderson, W. P.: 1975, ‘Ion transport through roots’, in J. G. Torrey and D. T. Clarkson (eds.), The Development and Function of Roots. Academic Press, London, UK, pp. 437–463.
2. Andrews, N. J. and Pratt, D. C.: 1978, ‘Energy potential of cattails (Typha spp.) and productivity in managed stands’, J. Minn. Acad. Sci. 44:L, 5–8.
3. Ankley, G., Di Toro, D. M., Hansen, D. J. and Berry, W. J.: 1996, ‘Technical basis and proposal for deriving sediment quality criteria for metals’, Environ. Toxicol. Chem. 15, 2056–2066.
4. Araujo de Oliveira, M. E., Verdade, M. A. L. and Carvalho, B.: 1994, ‘Effects of salinity and sediment features on two emergent macrophytes in a coastal environment in southern Brazil’, Int. J. Ecol. Environ. Sci. 20(1–2), 73–82.
5. Armstrong, J. and Armstrong, W.: 1988, ‘Phragmites australis – A preliminary study of soil oxidizing sites and internal gas transport pathways’, New Phytol. 108, 373–382.