Література Hoffman, J. H., 'V. Stepankovsky, Ukrainian Nationalist and German Agent', The Slavonic and East European Review (London), vol. 50, no. 121 (October, 1972), pp. 594-602 Symonenko, R. H., 'Pro avantiurystychnu dialnist ukrainskoho burzhuaznoho natsionalizmu na mizhnarodnii areni v 1917-1918 rr.', in Istoria ta istoriohrafia Ukrainy. Zbirnyk naukovykh prats (Kyiv, 1985), pp. 137-173 Zhuk, A., 'Yak my yikhaly do Ameryky (uryvok iz spomyniv)', in Suchasnist (Munich), 1964, no. 5 (May), pp. 90-98