TY  - BOOK
AU  - Menvielle, Michel, ed.Berthelier, Annick, ed.
TI  - Geomagnetic data 1987: IAGA indices aa, am, Kp, Dst, AE : rapid variations
T2  - IAGA Bulletin; No. 32r
PY  - 1993///
CY  - France
PB  - International Service for Geomagnetic Indices
KW  - Iaga Bulletin No.32rIaga Bulletin-data
ER  -