Frequency Analysis for Surface Electrocardiogram Of Atrial Fibrillation. Jurnal Teknologi, [S. l.], v. 64, n. 5, 2013. DOI: 10.11113/jt.v64.2125. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/2125.. Acesso em: 23 jul. 2024.