Hoffmann, C. C., Baattrup-Pedersen, A., Stamphøj, E. M., Fabricius, K., Morawska, D. (red.), Siedlecki, T. (red.) & Stelmaszczyk, M. (red.) (2003).
Re-establishing freshwater wetlands in Denmark. I D. Morawska, T. Siedlecki & M. Stelmaszczyk (red.),
Proceedings of the Warsaw Conference of ECOFLOOD, Towards natural flood reduction strategies, 6-13 September 2003 Warsaw Agricultural University.
http://levis.sggw.waw.pl/ecoflood