FRIEDRICH OTTE, Michael; FIGUEIREDO DA SILVA SANTANA, Geslane; PAULA, Luciene de; GONZAGA XAVIER DE BARROS, Luiz. REASONS FOR A SEMIOTIC APPROACH TO MATHEMATICS EDUCATION. Revista Prática Docente (Journal Practice Teacher), [s. l.], vol. 4, no. 1, p. 24–43, 2019. DOI: 10.23926/RPD.2526-2149.2019.v4.n1.p24-41.id350. Disponível em: http://periodicos.cfs.ifmt.edu.br/periodicos/index.php/rpd/article/view/545. Acesso em: 16 may. 2024.