IBARRA HERNÁNDEZ, R. F.; ALONSO-ARÉVALO, M. Ángel; GARCÍA-CANSECO, E. del C. Comparison of Spectral and Sparse Feature Extraction Methods for Heart Sounds Classification. Revista Mexicana de Ingenieria Biomedica, [S. l.], v. 44, n. 4, p. 6–22, 2023. DOI: 10.17488/RMIB.44.4.1. Disponível em: https://rmib.com.mx/index.php/rmib/article/view/1348. Acesso em: 18 may. 2024.