Columbia subject headings:
Harvard subject headings:
Collective memory--Europe, Central--Congresses.
Collective memory--Europe, Eastern--Congresses.
Communism--Europe, Central--Congresses.
Communism--Europe, Eastern--Congresses.
National socialism--Congresses
Princeton subject headings:
Communism--Europe, Central.
Communism--Europe, Eastern.
Memory--Political aspects--Europe, Central.
Memory--Political aspects--Europe, Eastern.
National socialism--Europe, Central.
National socialism--Europe, Eastern.