Barbosa, Augusto Cesar de Castro, et al. “MATHEMATICS TEACHING TROUGH PROBLEM SOLVING: : THE EFFICIENCY OF THE RPM SUBJECT”. Revista Paranaense de Educação Matemática, vol. 14, no. 33, Apr. 2025, pp. 01-20, https://doi.org/10.33871/rpem.2025.14.33.9302.