Columbia subject headings:
Harvard subject headings:
Radioactive waste disposal--Government policy--Spain--Congresses.
Radioactive waste disposal--Spain--Congresses.
Radioactive waste disposal--Spain--Management--Congresses.
Princeton subject headings:
Radioactive waste disposal--Government policy--Spain--Congresses.
Radioactive waste disposal--Spain--Congresses.
Radioactive waste disposal--Spain--Management--Congresses.