TY - BOOK ED - International Association of Geomagnetism and Aeronomy TI - Aeronomie; communications presentees a la reunion de Toronto, September 1957: de l'Association internationale de geomagnétisme et d'aeronomie T2 - International Association of Geomagnetism and Aeronomy Bulletin; No. 16b PY - 1959/// CY - Paris PB - International Union of Geodesy and Geophysics KW - Iaga Bulletin No.16bIaga BulletinIugg ER -