Geomagnetic data 1987  IAGA indices aa, am, Kp, Dst, AE : rapid variations 
edited by Michel Menvielle and Annick Berthelier 
 - France  International Service for Geomagnetic Indices  1993 
 - 236p. 
 - IAGA Bulletin; No. 32r .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Iaga Bulletin No.32rIaga Bulletin-data
<br/><br/><label>Universal Decimal Class. No.: </label>550.38  / IAGA