Columbia subject headings:
Harvard subject headings:
Geology, Stratigraphic--Precambrian--Congresses
Gold ores--Australia--Western Australia--Congresses.
Prospecting--Geophysical methods--Congresses
Princeton subject headings:
Geology, Stratigraphic--Precambrian--Congresses.
Gold ores--Australia--Western Australia--Congresses.
Prospecting--Geophysical methods--Congresses.