Protection and promotion of immovable cultural heritage of local importance in the municipalities of Sandanski, Balchik, Kavarna and Garmen. Research Announcements "Heritage BG", [S. l.], n. 6, p. 92–99, 2025. DOI: 10.58894/AR-HBg.2024.6.92-99. Disponível em: https://periodicals.uni-sofia.bg/index.php/AR-NBg/article/view/1318. Acesso em: 10 mar. 2026.