2003, Article in monograph or in proceedings (Beachley, B.; et al. (ed.), Proceedings of the 27th annual Boston University Conference on Language Development (BUCLD 27), pp. 63-72)
2008, Article in monograph or in proceedings (2008 IEEE International Conference on RFID, The Venetian, Las Vegas, Nevada, USA, April 16-17, 2008, pp. 97-104)
2004, Article in monograph or in proceedings (Procee e.a., H. (ed.), Bij die wereld wil ik horen! Zesendertig columns & drie essays over de vorming tot academicus, pp. 159-161)