2001, Article in monograph or in proceedings (Meulenbroek, R.G.J.; Steenbergen, B. (ed.), IGS 2001. Proceedings of the 10th Biennial Conference of the International Graphonomics Society, pp. 74-77)
2004, Part of book or chapter of book (Drinkenburg, W.H.I.M.; Ruigt, G.S.F.; Jobert, M. (ed.), Essentials and applications of EEG research in preclinical and clinical pharmacology, pp. 25-40)
2001, Article in monograph or in proceedings (Duysens, J.E.J.; Smits-Engelsman, B.C.M.; Kingma, H. (ed.), Control of Posture and Gait. Symposium of the International Society for Postural and Gait Research ISPG 2001, held in Maastricht, The Netherlands, pp. 157-161)