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Global distribution of ionospheric and field‐aligned currents during substorms as determined from six IMS meridian chains of magnetometers: Initial results

Wolfgang Baumjohann, H. W. Kroehl, R. Spiro, 1982 .

Changes in the global electric fields and currents for March 17-19, 1978 from six IMS meridian chains of magnetometers

B. Ahn, Wolfgang Baumjohann, R. Spiro, 1982 .

Ground-based observations of an isolated substorm

R. Greenwald, E. Nielsen, A. Ranta, 1980 .

Horizons in Guidance Computer Component Technology

Harold E. Maurer, R. C. Ricci, Robert C. Ricci, 1968, IEEE Transactions on Computers.