J. M. Akazaki, L. R. Machado, K. K. Araújo da Silva, and P. A. Behar, “Learning Analytics in a Virtual Learning Environment: the challenge of mapping socio-affective scenarios”, Int J Innov Educ Res, vol. 8, no. 6, pp. 190–204, Jun. 2020, doi: 10.31686/ijier.vol8.iss6.2389.