KLASIFIKASI SINYAL ELEKTROKARDIOGRAF (EKG) DENGAN SHORT TIME FOURIER TRANSFORM (STFT) DAN BACKPROPAGATION. DutaCom, [S. l.], v. 9, n. 2, 2015. Disponível em: https://www.ojs.udb.ac.id/dutacom/article/view/573. Acesso em: 27 oct. 2026.