Jaan Liira, Torsten Schmidt, Tsipe Aavik, Paul Arens, Isabel Augenstein, Debra Bailey, Regula Billeter, Roman Bukáček, Françoise Burel, Geert Blust, Raphaël Cock, Jolanda Dirksen, Peter J. Edwards, Roman Hamerský, Felix Herzog, Stefan Klotz, Ingolf Kühn, Didier Le Coeur, Pavlina Miklová, Martina Roubalova, Oliver Schweiger, Marinus J.M. Smulders, Walter K.R.E. Wingerden, Rob Bugter, Martin Zobel,
Plant functional group composition and large-scale species richness in European agricultural landscapes Journal of Vegetation Science. ,vol. 19, pp. 3- 14 ,(2008) ,
10.3170/2007-8-18308