STAMBOLIYSKA, B.; BELISHKI, S.; HARALAMPIEV, N.; YANCHEVA, D.; VELCHEVA, E.; PENKOVA, P.; LEDERER, A.; FISCHER, D. The Wall Paintings in the Russian Church St. Nicholas in Sofia: a Technological Study by Integrated Analytical Approach. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 76, n. 3, p. 377–387, 2023. DOI: 10.7546/CRABS.2023.03.06. Disponível em: https://proceedings.bas.bg/index.php/cr/article/view/271. Acesso em: 29 nov. 2023.