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;
Grappin, R., Mangeney, A., & Marsch, E. (1990). On the origin of solar wind MHD turbulence: Helios data revisited. Journal Geophysical Research, 95, 8197-8209.