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Lessons from the "Constitutional Mythology" or how to reconcile the concept of state sovereignty with European intagration [i.e. integration]Hamulak, OndrejDanube : law and economics review2015 / p. 75-90 http://dx.doi.org/10.1515/danb-2015-0005

The European Union - a federation or a confederation?Hazak, GabrielBaltic journal of European studies2012 / p. 43-64 https://www.ies.ee/iesp/No11/articles/03_Gabriel_Hazak.pdf