MARKOV, N. WAS EMPEROR PHOCAS BEARDED? NOTES ON AN UNSOLVED PROBLEM IN THE DEVELOPMENT OF IMPERIAL IMAGES IN THE OFFICIAL ART OF BYZANTIUM. Contributions to Bulgarian Archaeology | Приноси към българската археология, [S. l.], v. 14, p. 85–99, 2024. DOI: 10.53250/cba14.85-99. Disponível em: https://publications.naim.bg/index.php/CBA/article/view/404. Acesso em: 18 feb. 2026.