de Alcântara, R., and A. M. do Carmo de Oliveira. “Contributions of Gonzalez´s Rey Qualitative Epistemology and Constructive-Interpretative Methodology to Educational Research: A Case Study”. Actualidades Investigativas En Educación, vol. 20, no. 2, May 2020, doi:10.15517/aie.v20i2.41639.