Public Administration and Constitutional Affairs Committee, House of Commons, UK Parliament. (2018, July 31). 8th Report on Devolution and Exiting the EU: reconciling differences and building strong relationships. Retrieved from https://publications.parliament.uk/pa/cm201719/cmselect/cmpubadm/1485/148502.htm [accessed 8 March 2019]
Scottish Government. (2019, February 19). Consultation on environmental principles and governance in Scotland.. Retrieved from https://www2.gov.scot/Publications/2019/02/4204 [accessed 6 March 2019]