GALLIAN, J. A. LIVING WITH THE LABELING DISEASE FOR 25 YEARS. Journal of the Indonesian Mathematical Society, [S. l.], p. 45–58, 2012. DOI: 10.22342/jims.0.0.18.45-58. Disponível em: https://jims-a.org/index.php/jimsa/article/view/18. Acesso em: 4 may. 2024.