THE SECULAR VARIATION AND THE GEOMAGNETIC THEORY OF COSMIC RADIATION - GALL, RUTH (UNAM, Inst Geofis, 1965)
J GEOPHYS RES
Keywords: VARIATION, GEOMAGNETIC, THEORY, COSMIC, RADIATION; CIENCIAS DE LA TIERRA Y DEL ESPACIO; GEOFISICA; GEOMAGNETISMO Y PROSPECCION MAGNETICA