Cluster observations of the cusp: Magnetic structure and dynamics - Dunlop,MW; Lavraud,B; Cargill,P; Taylor,MGGT; Balogh,A; Réme,H; Decreau,P; Glassmeier,KH; Elphic,RC; Bosqued,JM; Fazakerley,AN; Dandouras,I; et al. (SPRINGER, 2005)