1. *Arden, ‘What is the Safeguard for Welsh Devolution?’ [2014] PL 89
2. *Bogdanor, The New British Constitution (Hart Publishing 2009) ch 4
3. Calman Commission on Scottish Devolution, Serving Scotland Better: Scotland and the United Kingdom in the 21st Century (Scottish Parliament 2009)
4. *Colley, Acts of Union and Disunion (Profile Books 2014)
5. Comes, ‘Devolution and England: What Is on Offer?’ in Bamforth and Leyland (eds), Public Law in a Multi-Layered Constitution (Hart Publishing 2003)