References
- Brookes, A., 1987: The distribution and management of channelized rivers in Denmark. — Regul. Rivers: Res. Manage. 2: 3–16.
- Christiansen, R. & Schlünsen, K., 1996: Waterstage Relationships. — Viborg County. 32 pp. (in Danish)
- Christiansen, R., Pedersen, J. & Nielsen, V. P., 1996: Agriculture looses terrain. — Vand og jord 1: 8–11. (in Danish)
- Elliot, J. M., 1983: Some Methods for the Statistical Analysis of Samples of Benthic Invertebrates. Freshwater Biological Association, Scientific Publication 25, 159 pp.
- Hirsch, R. M. & Slack, J. R., 1984: A nonparametric trend test for seasonal data with serial dependence. — Water Resour. Res. 20: 727–732.
- Hirsch, R. M., Slack, J. R. & Smith, R. A., 1982: Techniques of trend analysis for monthly water quality data. — Water Resour. Res. 18: 107–121.
- Iversen, L. H. & Ovesen, B. N., 1997: Discharge Capacity in Danish Watercourses 1976–1995. — National Environmental Research Institute, Technical Report No. 218: 56 pp. (in Danish)
- Madsen, L. B., 1995: Danish watercourses — 10 years with the new Watercourse Act. Ministry of Environment and Energy, Danish Environmental Protection Agency, Copenhagen. — Environ. News 11: 208 pp.
- Svendsen, L. M., Kronvang, B., Laubel, A. R. & Andersen, A., 1998: Phosphorus retention in Danish lowland river systems.Verh. Internat. Verein. Limnol. 26: 956–962.