Monitoring of migration data and policy changes conducted in Ukraine, Poland, Czechia and Slovakia (September 2015 - June 2016) / Dušan Drbohlav, Marta Jaroszewicz, Markéta Seidlová, Dita Čermáková (editors) .  Prague :  Charles University, Faculty of Science,  2016  134 stran   [1, z toho volných 1]