Leszka M. Milijana Kajmakamova, Vlast i istorija v Srednovekovna Bălgarija VII-XIV vek, Paradigma, Sofija 2011, ss. 340. BP [Internet]. 2013 Jan. 1 [cited 2024 Apr. 19];20:239-42. Available from: https://pressto.amu.edu.pl/index.php/bp/article/view/1772