VIALOVA, Iuliia. LEON WASILEWSKI AT THE TREATY OF RIGA NEGOTIATIONS: TO THE CENTENARY OF THE PEACE OF RIGA (1921). International Relations of Ukraine: Scientific Searches and Findings, [S. l.], n. 30, 2021. DOI: 10.15407/mzu2021.30.045. Disponível em: https://mzu.history.org.ua/index.php/MZU/article/view/156. Acesso em: 26 jul. 2026.