Rodríguez Taboada, Ramón E., y Pablo Sierra Figueredo. «Geomagnetic Activity Related to Acute Myocardial Infarctions: Relationship in a Reduced Population and Time Interval». Geofísica Internacional 43, no. 2 (abril 1, 2004): 265–269. Accedido julio 23, 2024. http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/891.