R. Barros Filho, J. Magalhães, M. Silva, E. Costa, and H. Luna.
" 2014 FIFA World Cup: An Initial Analysis of Collective Sentiments in Twitter", in <em>Proceedings of the 4th Brazilian Workshop on Social Network Analysis and Mining</em>, Recife, 2015, pp.  , doi: <a href="https://doi.org/10.5753/brasnam.2015.6798">https://doi.org/10.5753/brasnam.2015.6798</a>.