17.
Kuhlmann S., Bogumil J., The Digitalisation of Local Public Services. Evidence from the German Case, [w:] S. Kuhlmann, E. Wayenberg, T. Bergström, J. Franzke, The Future of Local Self-Government European Trends in Autonomy, Innovations and Central-Local Relations, Palgrave Macmillan, Cham 2021.