Hoffmann, C. C., Mikkelsen, S. A. (red.), Christensen, B. T. (red.), Henriksen, K. (red.), Iversen, T. M. (red.) & Jensen, H. E. (red.) (1994).
Nutrient Turnover and Mass Balances in Undrained Freshwater Meadows and Wetlands. I S. A. Mikkelsen, B. T. Christensen, K. Henriksen, T. M. Iversen & H. E. Jensen (red.),
Mid-Term Report: Danish Centre for Root Zone Processes (s. 80-85)