LOZYNSKA, T. and SHCHETININA, T. (2020) “GENERAL SECRETARIAT (MINISTRY) FOR POLISH AFFAIRS OF UKRAINIAN PEOPLE’S REPUBLIC AT THE TIME OF THE CENTRAL RADA: FORMATION STAGES AND STRUCTURE DEVELOPMENT”, EAST EUROPEAN HISTORICAL BULLETIN, (14), pp. 86–98. doi: 10.24919/2519-058x.14.197181.