KOVACHEVA, S.; DIMITROVA, L. Knowledge-Based E-environment for Bulgarian Cultural Heritage with Focus on Learning. Digital Presentation and Preservation of Cultural and Scientific Heritage, [S. l.], v. 8, p. 177–186, 2018. DOI: 10.55630/dipp.2018.8.17. Disponível em: https://dipp.math.bas.bg/dipp/article/view/dipp.2018.8.17. Acesso em: 4 may. 2024.