M. Brandão and M. Moro. "Tie Strength in Co-authorship Social Networks: Analyses, Metrics and a New Computational Model", in Anais Estendidos do XXV Simpósio Brasileiro de Sistemas Multimídia e Web, Florianópolis, 2019, pp. 17-20, doi: https://doi.org/10.5753/webmedia_estendido.2019.8128.