. . . . "1919" . . . "Ukrainian Socialist Revolutionary Party" . . . "Ukrainian Socialist Revolutionaries" . . . . . "Ukrainian Socialist-Revolutionary Party" . . "Socialist-Revolutionary Party" . "1930" . . . "Ukrainian Social Revolutionary" . . . . . . . . . . . "Ukrainian SRs" . "socialistic" . . . "1917" . . "Ukrainian Socialist-Revolutionary Party" . . . "SR (Ukraine)" . . . "UPSR" . "socialist" . . . . . . . "SR-centrists" . . . . "socialist revolutionaries" . . . . "Ukrainian Socialist-Revolutionary Faction" . . "USRP" . . . . "Socialist-Revolutionaries" . . . . . "1918" . "1917" . . "Ukrainian Socialist-Revolutionaries" . "socialist-revolutionaries" .