Mark Elliott, ‘The Principle of Parliamentary Sovereignty in Legal, Constitutional and Political Perspective’ in Jeffrey Jowell, Dawn Oliver and Colm O’Cinneide, The Changing Constitution (OUP 8th edn, 2015), 38

Scot Peterson, ‘Constitutional Entrenchment in England and the UK’ (UK Constitutional Law Association, 25 March 2014), https://ukconstitutionallaw.org/2014/03/25/scot-peterson-constitutional-entrenchment-in-england-and-the-uk/

Elizabeth Wicks, ‘R (Jackson) v Attorney-General [2005]: Reviewing Legislation’ inSatvinder Juss and Maurice Sunkin (eds.), Landmark Cases in Public Law (Hart Publishing 2017), 211

Alison L Young, ‘Fixed Term Parliaments and Neurath’s Ship’ (UK Constitutional Law Association, 24 September 2011), https://ukconstitutionallaw.org/2011/09/24/alison-l-young-fixed-term-parliaments-and-neurath's-ship/