Rafailova, Genka Ivanova, Dyankov, Todor Konstantinov, Yancheva, Krassimira Dragomirova Opportunities for the Development of Regional History Museums in Bulgaria (Following the Example of Nordland Museum, Norway),
Union of Scientists - Varna, 2022, pp. 47-56, ISSN 1314-7390 (рrint) ; 2603-4085 (online).