TY - BOOK T1 - Progress in Radio Science 1966-1969 : Ionosphere, Magnethosphere, Radio Noise A1 - Brown, G.M A2 - Clarence, N.D A2 - Rycroft, M.J LA - English PP - Brussels PB - International Union of Radio Science YR - 1970 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/das.274 OP - 425 KW - Radioastronomía ER -