Columbia subject headings:
Harvard subject headings:
Gaul--Antiquities, Roman--Congresses.
Gaul--Religion--Congresses.
Princeton subject headings:
Art, Gallo-Roman--Congresses.
Cults--Gaul--Congresses.
Gaul--Antiquities--Congresses.
Gaul--Religion--Congresses.
Gods, Gallo-Roman--Congresses.