Trevisan, E. P., e J. L. M. Freitas. “Aspects of Theory on Semiotics Representations Registers Expressed by Graduates in Mathematics”. Scientific Electronic Archives 8, no. 3 (março 11, 2015): 45–52. Acessado abril 19, 2024. https://sea.ufr.edu.br/SEA/article/view/189.