Search for: [References = "1. Bloemmen, M. and van der Slusis, T. \(2004\), European corridors—example studies for the Pan\-European Ecological Network, Alterra—report 1087, Wageningen. <http\:\/\/www2.alterra.wur.nl\/Webdocs\/PDFFiles\/Alterrarapporten\/AlterraRapport1087.pdf>"]