TY - BOOK AU - As, J., ed. TI - Geomagnetic data 1980 : indices rapid variations special intervals T2 - International Association of Geomagnetism and Aeronomy Bulletin No. 32 k PY - 1983/// CY - Paris PB - International Union of Geodesy and Geophysics KW - Iaga Bulletin No.32kIaga Bulletin-dataIaga IndicesIugg ER -