Columbia subject headings:
Harvard subject headings:
Europe, Eastern--Antiquities--Congresses.
Excavations (Archaeology)--Slavic countries--Congresses.
Prehistoric peoples--Europe, Eastern--Congresses.
Slavic antiquities--Congresses.
Slavic countries--Antiquities--Congresses.
Princeton subject headings:
Archaeology--Congresses.
Slavic antiquities--Congresses.