Revolution and Ethnic Cleansing in Western Ukraine : The OUN-UPA Assault Against Polish Settlements in Volhynia and Eastern Galicia, 1943-1944 - Prusin, Alexander V. (. Ethnic cleansing in twentieth-century Europe. - Boulder, Colo. : Social Sci Monographs [u.a.], 2003. - 860 p., 2003)