Columbia subject headings:
Harvard subject headings:
Dissenters--Ukraine.
Human rights--Ukraine
Political prisoners--Soviet Union--Biography
Ukraïnsʹka hromadsʹka hrupa spryi︠a︡nni︠a︡ vykonanni︠u︡ helʹsinksʹkykh uhod (Kyïv, Ukraine)
Princeton subject headings:
Civil rights--Ukraine.
Dissenters--Legal status, laws, etc.--Ukraine.
Ukrainian Helsinki Group.