Columbia subject headings:
Geology--Pacific Area--Congresses.
Mines and mineral resources--Pacific Area--Congresses.
Plate tectonics--Pacific Area--Congresses.
Harvard subject headings:
Geology--Pacific Area--Congresses.
Mines and mineral resources--Pacific Area--Congresses.
Plate tectonics--Pacific Area--Congresses.
Princeton subject headings:
Geology--Pacific Area--Congresses.
Mines and mineral resources--Pacific Area--Congresses.
Plate tectonics--Pacific Area--Congresses.