BORISOV, N.; SMOLIN, A. Virtual Reconstruction of the Ancient Russian Fortress Koporye. Digital Presentation and Preservation of Cultural and Scientific Heritage, [S. l.], v. 3, p. 147–152, 2013. DOI: 10.55630/dipp.2013.3.16. Disponível em: https://dipp.math.bas.bg/dipp/article/view/dipp.2013.3.16. Acesso em: 8 may. 2024.