2013, Part of book or chapter of book (Barwig, K.; Beichel-Benedetti, S.; Brinkmann, G. (ed.), Solidarität. Hohenheimer Tage zum Ausländerrecht 2012, pp. 41-52)
2012, Part of book or chapter of book (Bauböck, R.; Cayla, P.; Seth, C. (ed.), Should EU citizens living in other Member States vote there in national elections?, pp. 21-22)
2012, Part of book or chapter of book (Pascouau, Y.; Strik, M.H.A. (ed.), Which Integration Policies for Migrants? Interaction between the EU and its member states, pp. 3-14)