Klecker, Berndt Space Plasma Physics of Near-Earth Environment, MPI for Extraterrestrial Physics, Max Planck Society;
Huang, J., Liu, Y.-C.-M., Peng, J., Qi, Z., Li, H., Klecker, B., et al. (2018). The distributions of iron average charge states in small flux ropes in interplanetary space: Clues to their twisted structures. Journal of Geophysical Research: Space Physics, 123(9), 7167-7180. doi:10.1029/2018JA025660.