Journal article (2012) - J.F. Nijkamp (author), M. van den Broek (author), P. Klaassen (author), CJ Paddon (author), D Platt (author), P Kotter (author), RC van Ham (author), Marcel .J.T. Reinders (author), J.T. Pronk (author), Dick De Ridder (author), Jean-Marc Daran (author), M Datema (author), S de Kok (author), L. Bosman (author), Marijke A.H. Luttik (author), P.A.S. Daran-Lapujade (author), W Vongsangnak (author), J. Nielsen (author), WHN Heijne (author)