Korth, A. Department Planets and Comets, Max Planck Institute for Solar System Research, Max Planck Society; MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Scudder, J., Hunsacker, F., Miller, G., Lobell, J., Zawistowski, T., Ogilvie, K., et al. (1995). Hydra-A 3-dimensional electron and ion hot plasma instrument for the polar spacecraft of the GGS Mission. Space Science Reviews, 71, 459-495.