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Russian oppression in Ukraine : reports and documents
(1962)
U.P.A., the story of the Ukrainian insurgent army and the Ukrainian Red Cross
Stewart, John F., (1950)
Ukrai͏̈na pid bol'ševick̕oju okupacieju. <Materijali do istorii͏̈ borot'bi ukrai͏̈n. narody v 1920-30 r.>
Pigido, Fedir, (1956)