Journal article (2010) - P van der Keur (author), M. Brugnach (author), M Lamers (author), J Mysiak (author), A Dewulf (author), JC Refsgaard (author), P Zorilla (author), M.I. Poolman (author), N Isendahl (author), GT Raadgever (author), H. Henriksen (author), JJ Warmink (author)