R. Borja and K. Gama.
" Middleware for Intelligent Cities based on a Service Bus", in <em>Proceedings of the 10th Brazilian Symposium on Information Systems</em>, Londrina, 2014, pp. 584-590, doi: <a href="https://doi.org/10.5753/sbsi.2014.6147">https://doi.org/10.5753/sbsi.2014.6147</a>.