Columbia subject headings:
Competent authority--European Union countries--Congresses.
Jurisdiction--European Union countries--Congresses.
Harvard subject headings:
Central-local government relations--European Union countries--Congresses.
Competent authority--European Union countries--Congresses.
European federation--Congresses
Federal government--European Union countries--Congresses.
International and municipal law--European Union countries--Congresses.
Jurisdiction--European Union countries--Congresses--European Union countries.
Princeton subject headings: