D. WALLIS, W. TOTALLY MAGIC INJECTIONS. Journal of the Indonesian Mathematical Society, [S. l.], p. 123–131, 2012. DOI: 10.22342/jims.0.0.24.123-131. Disponível em: http://jims-a.org./index.php/jimsa/article/view/24. Acesso em: 5 oct. 2024.