L. Buonanno and N. Nugent, Policies and Policy Processes of the European Union (Palgrave, 2013)
I. Cooper, ‘The Watchdogs of Subsidiarity: National Parliaments and the Logic of Arguing in the EU’ (2006) 44 Journal of Common Market Studies 281
F. Fabbrini and K. Grant, ‘“Yellow Card, but no Foul”: The Role of the National Parliaments under the Subsidiary Protocol and the Commission Proposal for an EU Regulation on the Right to Strike’ (2013) 50 CML Rev 115
S. Hix and B. Høyland, The Political System of the European Union (Palgrave, 2005)
B. Kohler-Koch and B. Rittberger, Debating the Democratic Legitimacy of the European Union (Rowman & Littlefield Publishers, 2007)
C. Reh et al., ‘The Informal Politics of Legislation: Explaining Secluded Decision Making in the European Union’ (2013) 49 Comparative Political Studies 1112