Conference paper (2010) - C van den Akker (author) , L Aroyo (author) , J van Ossenbruggen (author) , G Schreiber (author) , R Segers (author) , P Vossen (author) , B Wielinga (author) , A Cybulska (author) , M van Erp (author) , P Gorgels (author) , L Hollink (author) , C Jager (author) , S Legene (author) , L van der Meij (author) , J Oomen (author)

Journal article (2009) - P van Waart (author) , Ingrid J. Mulder (author) , C van den Akker (author) , J Marseille (author)