Silva, Tony Regy Ferreira, et al. “DIDACTIC HISTORY FACTORS THAT INFLUENCE DIDACTIC DECISIONS IN THE TEACHING OF ALGEBRAIC EXPRESSIONS”. Revista Paranaense de Educação Matemática, vol. 10, no. 22, Sept. 2021, pp. 200-21, https://doi.org/10.33871/22385800.2021.10.22.200-221.