PAVLOVA, D. Conceptual Model of a Mobile Application for Educational Purposes to Help Preserve the Country’s Historical Heritage and Promote the Cultural Identity of the Nation. Digital Presentation and Preservation of Cultural and Scientific Heritage, [S. l.], v. 9, p. 295–302, 2019. DOI: 10.55630/dipp.2019.9.30. Disponível em: https://dipp.math.bas.bg/dipp/article/view/dipp.2019.9.30. Acesso em: 21 dec. 2024.