Columbia subject headings:
Harvard subject headings:
Antimissile missiles--Russia (Federation)
Antimissile missiles--Soviet Union.
Ballistic missile defenses--Russia (Federation)
Ballistic missile defenses--Soviet Union.
Princeton subject headings:
Antimissile missiles--Russia (Federation).
Antimissile missiles--Soviet Union.
Ballistic missile defenses--Russia (Federation).
Ballistic missile defenses--Soviet Union.