Journal article (2011) - WR van Hage (author), V Malaisé (author), R Segers (author), L. Hollink (author), G Schreiber (author)

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)