Journal article (2011) - Th. Gruber (author) , J. L. Bamber (author) , MFP Bierkens (author) , H Dobslaw (author) , M Murböck (author) , M Thomas (author) , LPH van Beek (author) , T van Dam (author) , L. L A Vermeersen (author) , P. Visser (author)