Silva, D. F., Souza, V. M. A. de, & Batista, G. E. A. P. A. (2013). <b>A comparative study between MFCC and LSF coefficients in automatic recognition of isolated digits pronounced in Portuguese and English</b> - doi: 10.4025/actascitechnol.v35i4.19825. Acta Scientiarum. Technology, 35(4), 621–628. https://doi.org/10.4025/actascitechnol.v35i4.19825