ZNAMIEROWSKA-RAKK, Elżbieta. Bulgaria in the Balkans after the First World War (1919–1923). Balcanica Posnaniensia. Acta et studia, [S. l.], v. 6, p. 155–180, 1993. DOI: 10.14746/bp.1993.6.11. Disponível em: https://pressto.amu.edu.pl/index.php/bp/article/view/54900. Acesso em: 5 nov. 2026.