JUČAS, Mečislovas. Polish Historiography of Polish - Lithuanian Union of 20th Century. Lietuvos istorijos studijos, [S. l.], v. 6, p. 5–27, 1998. DOI: 10.15388/LIS.1998.37279. Disponível em: https://test.zurnalai.vu.lt/lietuvos-istorijos-studijos/article/view/37279. Acesso em: 26 oct. 2025.