J. Aguiar, J. Fechine, and E. Costa.
" Performance Study of Collaborative Filtering Algorithms for Educational Recommender Systems applying Prior Grouping of Users with Similar Personality Traits", in <em>Proceedings of the 31st Brazilian Symposium on Computers in Education</em>, Online, 2020, pp. 1082-1091, doi: <a href="https://doi.org/10.5753/cbie.sbie.2020.1082">https://doi.org/10.5753/cbie.sbie.2020.1082</a>.