机译:Geomagnetic control of the midlatitude f(o)F(1) and f(o)F(2) long-term variations: Recent observations in Europe
Ist Nazl Geofis & Vulcanol, Rome, Italy;
Pushkov Inst Terr Magnetism Ionosphere & Radio Wa, Moscow, Russia;
long-term trends; ionosphere; EARTHS MAGNETIC-FIELD; UPPER-ATMOSPHERE; SEASONAL-VARIATIONS; CRITICAL FREQUENCY; CARBON-DIOXIDE; TRENDS; IONOSPHERE; THERMOSPHERE; FOF2; F2-LAYER;