Marsch, E. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society; Department Sun and Heliosphere, Max Planck Institute for Solar System Research, Max Planck Society;
LaBelle, J., Treumann, R. A., & Marsch, E. (1994). Elsässer variable analysis of fluctuations in the ion foreshock and undisturbed solar wind. Journal Geophysical Research, 99(A1), 65-71.