History: Sovereignty or a EuropeanUnion? (2019) excerpt also see online review Kaiser, Wolfram, and Antonio Varsori, eds. EuropeanUnion history: themes and
1080/02606755.2014.952133. Dedman, Martin. The Origins and Development of the EuropeanUnion 1945-1995(ингалс.). — 2006. — ISBN 9780203131817. — DOI:10.4324/9780203131817
europa.eu/fr/meetings/european-council/2019/06/30/ https://www.consilium.europa.eu Consolidated version of the Treaty on EuropeanUnion. Article 15.2 (англ