Andrew GLENCROSS and Alexander H. TRECHSEL (eds), EU Federalism and Constitutionalism: The Legacy of Altiero Spinelli, Lanham MD, Lexington Books, 2010, 3-10
PONZANO, Paolo, The 'Spinelli Treaty' of February 1984: The Start of the Process of Constitutionalizing the EU, in Andrew GLENCROSS and Alexander H. TRECHSEL (eds), EU Federalism and Constitutionalism: The Legacy of Altiero Spinelli, Lanham MD, Lexington Books, 2010, 3-10
- https://hdl.handle.net/1814/15335