1. Electric field measurements at the magnetopause, 1, Observations of large convective velocities at rotational magnetopause discontinuities;Aggson;J. Geophys. Res.,1983
2. The polar cusp from a particle point of view: A statistical study based on Viking data;Aparicio;J. Geophys. Res.,1991
3. Inward motion of the magnetopause before a substorm;Aubry;J. Geophys. Res.,1970
4. Magnetic field reconnection