Columbia subject headings:
Europe, Eastern--Politics and government--1945---Periodicals.
Harvard subject headings:
Europe, Eastern--Politics and government--1945-1989--Periodicals.
Europe, Eastern--Relations--Soviet Union--Periodicals.
Soviet Union--Relations--Europe, Eastern--Periodicals.
Princeton subject headings:
Dissenters--Europe, Eastern--Periodicals.
Europe, Eastern--Politics and government--Periodicals.
Periodicals.