Sauer, K. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Narita, Y., Glassmeier, K.-H., Schäfer, S., Motschmann, U., Sauer, K., Balogh, A., et al. (2003). Dispersion analysis of ULF waves in the foreshock using Cluster data and the wave telescope technique. Geophysical Research Letters, 30: 1710. doi:10.1029/2003GL017432.