DENCHEV, S. .; KUMANOVA, A. .; VASILEV, N. .; TODOROVA, T. . Electronic Libraries of the Student Scientific Society at University of Library Studies and Information Technologies . Bobcatsss, [S. l.], p. 124–129, 2023. DOI: 10.34630/bobcatsss.vi.4969. Disponível em: https://ipp.josekarvalho.net/index.php/bobcatsss/article/view/4969. Acesso em: 6 oct. 2025.