G. Oliveira, J. Castro Gertrudes, and R. Oliveira.
" Spending pattern visualization using unsupervised machine learning", in <em>Anais do XXXVIII Simpósio Brasileiro de Bancos de Dados</em>, Belo Horizonte/MG, 2023, pp. 167-178, doi: <a href="https://doi.org/10.5753/sbbd.2023.231577">https://doi.org/10.5753/sbbd.2023.231577</a>.