Columbia subject headings:
Ukraïnsʹka partii︠a︡ sot︠s︡ialistiv-revoli︠u︡t︠s︡ioneriv.
Harvard subject headings:
Ukraïnsʹka partii︠a︡ sot︠s︡ialistiv-revoli︠u︡t︠s︡ioneriv.
Princeton subject headings: