R. Barros, T. Mendes, and C. da Silva.
" Use of reorderable matrices and heatmaps to support data analysis of students transcripts", in <em>Anais Estendidos da XXXII Conference on Graphics, Patterns and Images</em>, Rio de Janeiro, 2019, pp. 219-222, doi: <a href="https://doi.org/10.5753/sibgrapi.est.2019.8334">https://doi.org/10.5753/sibgrapi.est.2019.8334</a>.