Columbia subject headings:
Harvard subject headings:
Austria--Antiquities, Celtic--Congresses.
Bavaria (Germany)--Antiquities, Celtic--Congresses.
Celts--Czech Republic--History--Congresses.
Celts--Germany--Austria--History--Congresses.
Celts--Germany--Bavaria--History--Congresses.
Czech Republic--Antiquities, Celtic--Congresses.
Excavations (Archaeology)--Austria--Congresses.
Excavations (Archaeology)--Czech Republic--Congresses.
Excavations (Archaeology)--Germany--Bavaria--Congresses.
Princeton subject headings:
Austria--Antiquities, Celtic--Congresses.
Bavaria (Germany)--Antiquities, Celtic--Congresses.
Celts--Czech Republic--History--Congresses.
Celts--Germany--Austria--History--Congresses.
Celts--Germany--Bavaria--History--Congresses.
Czech Republic--Antiquities, Celtic--Congresses.
Excavations (Archaeology)--Austria--Congresses.
Excavations (Archaeology)--Czech Republic--Congresses.
Excavations (Archaeology)--Germany--Bavaria--Congresses.