R. Zakarya RZ. PREREQUISITES FOR MIGRATION OF EUROPEAN MIGRANTS TO THE USSR, AS WELL AS THEIR MAIN CATEGORIES. Asian Journal «Steppe Panorama» [Интернет]. 30 сентябрь 2022 г. [цитируется по 8 июнь 2025 г.];9(3):81-97. доступно на: https://ajspiie.com/index.php/history/article/view/36