TY - GEN AU - Rudenko, G.V. AU - Churilov, S.M. AU - Schukmhman, I.G. TI - Excitation of the ionospheric waveguide by a localized packet of Alfven waves KW - ONDAS ALFVEN KW - IONOSFERA KW - 551.510.535 KW - med KW - fre KW - 533.591 ER -