1. 1. Armstrong, Kenneth, An Independent Scotland in the European Union, Cambridge Journal of International and Comparative Law, Vol. 3, No. 1, 2014., str. 181.-195.
2. 2. Armstrong, Kenneth, The Reach and Resources of European Law in the Scottish Independence Referendum, u: Closa, Carlos, (ed.) Secession from a member state and Withdrawal from the European Union - Troubled Membership, Cambridge Universtiy Press, 2017.
3. 3. Blanke, Hermann-Josef, Abdelrehim,Yasser, Catalonia and the Right of Self-Determination from the Perspective of International Law, Max Planck Yearbook of United Nations Law Online, Brill, Vol. 18, No. 1, 2014., str. 532.-564.
4. 4. Bookman, Milica, The Economics of Secession, St Martin's Press, New York, 1992.
5. 5. Borgen, Christopher J., From Kosovo to Catalonia: Separatism and Integration in Europe, Goettingen Journal of International Law, Vol. 2, No. 3, 2010., str. 997.-1033.