Columbia subject headings:
Engineering geology--Congresses.
Radioactive waste disposal in the ground--Congresses.
Radioactive waste sites--Congresses.
Rock mechanics--Congresses.
Harvard subject headings:
Engineering geology--Congresses.
Radioactive waste disposal in the ground--Congresses
Radioactive waste sites--Congresses.
Rock mechanics--Congresses.
Princeton subject headings:
Radioactive waste disposal in the ground--Congresses.
Radioactive waste sites--Congresses.
Rock excavation--Congresses.
Rock mechanics--Congresses.