Friberg, N., Sand-Jensen, K. (Ed.), Friberg, N. (Ed.) & Murphy, J. (Ed.) (2006).
Macroinvertebrates and biotic interactions. In K. Sand-Jensen, N. Friberg & J. Murphy (Eds.),
Running Waters: Historical development and restoration of lowland Danish streams (pp. 83-91). National Environmental Research Institute, Denmark.
Friberg, N. (2010).
Klimaeffekter på ferske vande. In P. Stæhr, O. Pedersen & I. C. Holding (Eds.),
Ferskvandssymposiet 2010: Program og abstracts (pp. 17). Ferskvandsbiologisk Laboratorium, Københavns Universitet.