Columbia subject headings:
Nuclear disarmament--Congresses.
Pugwash Conference on Science and World Affairs.
Security, International--Congresses.
Harvard subject headings:
Nuclear disarmament--Congresses
Pugwash Conference on Science and World Affairs.
Security, International--Congresses
Princeton subject headings:
Nuclear disarmament--Congresses.
Pugwash Conference on Science and World Affairs.
Security, International--Congresses.