Marques, João Marcelo dos Santos, Maria Augusta Silveira Netto Nunes, Rita Pinheiro Machado, and Simone Bacellar Leal Ferreira. “The State-of-the-Art on Image Reading for Visually Impaired Citizens: A Systematic Mapping in Patent Documents”. iSys - Brazilian Journal of Information Systems 14, no. 1 (May 14, 2021): 89–118. Accessed October 17, 2021. https://sol.sbc.org.br/journals/index.php/isys/article/view/974.