Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Syria--Tadmur--History--Sources--Congresses.
Temples--Destruction and pillage--Syria--Tadmur--Congresses.
Princeton subject headings:
Tadmur (Syria)--Antiquities--Congresses.
Tadmur (Syria)--Congresses.
Temples--Syria--Tadmur.