E. Barbosa and M. Malta.
" Economiza Alagoas: SEFAZ/AL price research platform", in <em>Companion Proceedings of the 19th Brazilian Symposium on Information Systems</em>, Maceió/AL, 2023, pp. 84-86, doi: <a href="https://doi.org/10.5753/sbsi_estendido.2023.229243">https://doi.org/10.5753/sbsi_estendido.2023.229243</a>.