Columbia subject headings:
Communication in politics--Germany--Congresses.
Mass media--Political aspects--Germany--Congresses.
Transparency in government--Germany--Congresses.
Harvard subject headings:
Communication in politics--Germany--Congresses.
Internet--Political aspects--Germany--Congresses.
Mass media--Political aspects--Germany--Congresses.
Public relations and politics--Germany--Congresses.
Transparency in government--Germany--Congresses.
Princeton subject headings: