DAS, P. K. Anatomy of Open Access Mathematics Journals. Journal of Information and Knowledge, [S. l.], v. 53, n. 6, p. 447–454, 2017. DOI: 10.17821/srels/2016/v53i6/98585. Disponível em: https://srels.org/index.php/sjim/article/view/98585. Acesso em: 6 jan. 2025.