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4. Bucher, Stefan. 2016. Die Bindung der Mitgliedstaaten an die EU-Grundrechtecharta bei Ermessensspielräumen, insbesondere in Fällen der Richtlinienumsetzung und unter Berücksichtigung der Folgerechtsprechung zu “Åkerberg Fransson”. Zeitschrift für Europarechtliche Studien 2: 203–233.
5. Constitutional Act No. 1/1993 Coll., the Constitution of the Czech Republic (“the Czech Constitution”).