GRANCHAROVA-HRISTOVA, M.; MORALIYSKA, N.; GLUSHKOVA, T.; RUSEV, K. Virtualization, Processing, and Standardization of Knowledge about Bulgarian Cultural, Historical and Natural Heritage for Use in School Education. Digital Presentation and Preservation of Cultural and Scientific Heritage, [S. l.], v. 12, p. 131–140, 2022. DOI: 10.55630/dipp.2022.12.10. Disponível em: https://dipp.math.bas.bg/dipp/article/view/dipp.2022.12.10. Acesso em: 19 apr. 2024.