J. Black, ‘Enrolling Actors in Regulatory Systems’ (2003) 20 Public Law 63
A. Fung, ‘Varieties of Participation in Complex Governance ’ (2006) Public Administration Review 66. On examples of participatory enforcement see A. Alemanno and H. Micklitz, ‘Balancing Freedom of Expression and Protection of Fair Competition in the EU: The Regulation of Comparative Advertising ’ (2014) 20(5) European Law Journal 539.