2009, Part of book or chapter of book (Arts, B.J.M.; Lagendijk, A.; Houtum, H.J. van (ed.), The Disoriented State: Shifts In Governmentality, Territoriality and Governance, pp. 3-10)
2008, Part of book or chapter of book (Mamadouh, V.; Jong, S.M. de; Thissen, F. (ed.), Dutch windows on the Mediterranean; Dutch geography 2004-2008, pp. 93-99)