Filipe Dwan, Samuel C., Elaine H. T., David B. F., Alexandra I., and Leandro S. G. “Deep Learning for Early Performance Prediction of Introductory Programming Students: A Comparative and Explanatory Study”. Brazilian Journal of Computers in Education, vol. 28, Oct. 2020, pp. 723-48, doi:10.5753/rbie.2020.28.0.723.