R. Silva, D. Oliveira, D. Santos, L. Santos, R. Wilson, and M. Bedo.
"Criteria for choosing the number of dimensions in a principal component analysis: An empirical assessment", in <em>Anais do XXXV Simpósio Brasileiro de Bancos de Dados</em>, Evento Online, 2020, pp. 145-150, doi: <a href="https://doi.org/10.5753/sbbd.2020.13632">https://doi.org/10.5753/sbbd.2020.13632</a>.