Columbia subject headings:
Academic theses.
Europe, Eastern--Ethnic relations--History--20th century.
Europe, Eastern--Ethnic relations--History--21st century.
Minorities--Legal status, laws, etc.--Europe, Eastern--History--20th century.
Minorities--Legal status, laws, etc.--Europe, Eastern--History--21st century.
Visegrád Group.
Harvard subject headings:
Europe, Eastern--Foreign relations.
Europe, Eastern--Politics and government--21st century.
Minorities--Legal status, laws, etc.--Europe, Eastern--History--20th century.
Minorities--Legal status, laws, etc.--Europe, Eastern--History--21st century.
Visegrád Group.
Princeton subject headings: