The equatorward extent of auroral activity during 1973–1974

[1]  R. Lepping,et al.  Interplanetary magnetic field and magnetospheric substorms , 1977 .

[2]  J. King.  Interplanetary medium data book , 1977 .

[3]  N. R. Sheeley,et al.  A pictorial comparison of interplanetary magnetic field polarity, solar wind speed, and geomagnetic disturbance index during the sunspot cycle , 1977 .

[4]  S. Akasofu.  Physics of magnetospheric substorms , 1977 .

[5]  L. Burlaga,et al.  The causes of recurrent geomagnetic storms , 1976 .

[6]  B. Bell,et al.  Intensity of the Fe XV emission line corona, the level of geomagnetic activity, and the velocity of the solar wind , 1976 .

[7]  J. Harvey,et al.  Coronal holes, solar wind streams, and recurrent geomagnetic disturbances: 1973–1976 , 1976 .

[8]  S. Akasofu.  Recent progress in studies of DMSP auroral photographs , 1976 .

[9]  Y. Kamide,et al.  The Auroral electrojet and field-aligned current , 1976 .

[10]  J. D. Sullivan,et al.  Coronal holes as sources of solar wind , 1976 .

[11]  G. Vaiana,et al.  An atlas of coronal hole boundary positions May 28 to November 21, 1973 , 1976 .

[12]  J. D. Bohlin,et al.  Coronal changes associated with a disappearing filament , 1975 .

[13]  P. Banks,et al.  A review of auroral zone electrodynamics deduced from incoherent scatter radar observations , 1975 .

[14]  S.-I. Akasofu,et al.  A study of auroral displays photographed from the DMSP-2 satellite and from the Alaska meridian chain of stations , 1974 .

[15]  W. Neupert,et al.  Solar coronal holes as sources of recurrent geomagnetic disturbances , 1974 .

[16]  C. P. Pike.  Dapp satellite observations of auroras , 1974 .

[17]  E. H. Rogers,et al.  Auroral Photography from a Satellite , 1974, Science.

[18]  C. Russell.  The solar wind and magnetospheric dynamics , 1974 .

[19]  Y. Feldstein,et al.  The auroral oval and the boundary of closed field lines of geomagnetic field , 1970 .

[20]  Talbot A. Chubb,et al.  Observations of the aurora in the far ultraviolet from OGO 4 , 1970 .

[21]  B. Mccormac,et al.  North Polar, South Polar, World Maps and Tables of Invariant Magnetic Coordinates for Six Altitudes: 0, 100, 300, 600, 1000, and 3000 KM. , 1969 .

[22]  Y. Feldstein,et al.  Dynamics of auroral belt and polar geomagnetic disturbances , 1967 .

[23]  C. Mcilwain,et al.  Coordinates for Mapping the Distribution of Magnetically Trapped Particles , 1961 .

[24]  S. Chapman.  The Aurora in Middle and Low Latitudes , 1957, Nature.

[25]  J. Bartels.  Twenty-seven day recurrences in terrestrial-magnetic and solar activity, 1923–1933 , 1934 .