XVIII general assembly International Union of Geodesy and Geophysics  inter-disciplinary symposia; programme and abstracts, vol. 2 

 - Hamburg  International Union of Geodesy and Geophysics  1983 
 - 513-936p. 
 - International Association of Geomagnetism and Aeronomy Bulletin; No. 48 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Iugg
<br/><br/><label>Universal Decimal Class. No.: </label>550.38  / IAGA