@article{article5ef9b2dc, title = {Disinformation, dystopia and post-reality in social media: a semiotic-cognitive perspective}, author = {Guarda, Rebeka Figueiredo da and Ohlson, Márcia Pinheiro and Romanini, Vinicius}, year = {2018}, doi = {10.3233/EFI-180209}, journal = {Education for Information} }