F. de Medeiros and A. Gomes.
" An Approach Based on Social Network Analysis to Enhance Social Presence in a Collaborative Learning Environment", in <em>Companion Proceedings of the 18th Brazilian Symposium on Collaborative Systems</em>, Rio de Janeiro/RJ, 2023, pp. 48-51, doi: <a href="https://doi.org/10.5753/sbsc_estendido.2023.229415">https://doi.org/10.5753/sbsc_estendido.2023.229415</a>.