Columbia subject headings:
Excavations (Archaeology)--Serbia.
Iron Gates Region (Romania and Serbia)--Antiquities.
Serbia--Antiquities.
Harvard subject headings:
Excavations (Archaeology)--Serbia.
Iron Gates (Romania and Serbia)--Antiquities.
Iron Gates Region (Serbia and Romania)--Antiquities.
Serbia--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--Yugoslavia--Serbia.
Iron Gates region (Serbia and Romania)--Antiquities.
Serbia--Antiquities.