Ana Carolina Frozza, Diego Bertolini, Juliano Foleiss, and Rodrigo Hübner. 2019.
 Detection of Musical Chords by Spectral Information. In <em>Proceedings of the 16th Latin American Congress on Free Software and Open Technologies</em>, November 27, 2019, Foz do Iguaçu, Brasil. SBC, Porto Alegre, Brasil, 32-39. DOI: <a href="https://doi.org/10.5753/latinoware.2019.10330">https://doi.org/10.5753/latinoware.2019.10330</a>.