Paschmann, G. Space Plasma Physics of Near-Earth Environment, MPI for Extraterrestrial Physics, Max Planck Society;
Vogt, J., Haaland, S., & Paschmann, G. (2011). Accuracy of multi-point boundary crossing time analysis. Annales Geophysicae, 29(12), 2239-2252. doi:10.5194/angeo-29-2239-2011.