Vejre, H., Abildtrup, J., Andersen, E., Andersen, P. S., Brandt, J., Busck, A.
, Dalgaard, T., Hasler, B., Huusom, H., Kristensen, L. S., Kristensen, S. P. & Præstholm, S. (2007).
Multifunctional agriculture and multifunctional landscapes - land use as interface. I Ü. Mander, H. Wiggering & K. Helming (red.),
Multifuntional land use: Meeting future demands for landscape goods and services (s. 93-104). Springer.
Dalgaard, T., Kjeldsen, C., Hutchings, N., Happe, K., Osuch, A., Damgaard, M., Zander, P. & Piorr, A. (2007).
Multifunctional farming, multifunctional landscapes and rural development. I Ü. Mander, H. Wiggering & K. Helming (red.),
Multifunctional land use: Meeting future demands for landscape goods and services (s. 168-183). Springer.