TY - BOOK AU - Laursen, V., ed. Kaiser, T. R., ed. TI - Association of geomagnetism and aeronomy : transactions of the Toronto meeting : Sept. 3-14, 1957 T2 - International Association of Geomagnetism and Aeronomy Bulletin; No. 16 PY - 1960/// CY - Copenhagen PB - International Union of Geodesy and Geophysics KW - Iaga Bulletin No.16Iaga BulletinIugg ER -