9 citations as recorded by crossref.

1. DOK-2 ion fluxes upstream from the bow shock: characteristics from 4 years of Interball-1 measurements K. Kudela et al. https://doi.org/10.1016/j.pss.2004.09.029
2. The onset phase of upstream energetic (>25 keV) ion events: Interball-1/DOK-2 observations E. Vassiliadis & G. Anagnostopoulos https://doi.org/10.1016/S0273-1177(03)00076-0
3. Simulateneous spectral variation of energetic ions in the nightside magnetosphere and upstream from the bow shock G. Anagnostopoulos et al. https://doi.org/10.1016/S0273-1177(02)80238-1
4. Energetic ions observed by Ulysses in the Jovian magnetosheath G. Anagnostopoulos & I. Karanikola https://doi.org/10.1016/S0032-0633(02)00044-2
5. Upstream ion events with hard energy spectra: Lessons for their origin from a comparative statistical study (ACE/Geotail) M. Maragkakis et al. https://doi.org/10.1016/j.pss.2013.04.015
6. Periodic variations of magnetosheath energetic electron flux associated with global Pc5 pulsations D. Sarafopoulos et al. https://doi.org/10.1029/2001JA900009
7. The Quasi-Perpendicular Bow Shock as a Temporal Trapping Barrier and Accelerator of Magnetospheric Particles G. Anagnostopoulos et al. https://doi.org/10.1109/TPS.2008.918676
8. The almost monoenergetic ion event on 19 October 2009: SEPT/STEREO observations A. Klassen et al. https://doi.org/10.1051/0004-6361/201014563
9. Jovian Periodicities (~10 h, ~40, 20, 15 min) at ACE, Upstream from the Earth’s Bow Shock, on 25–27 November 2003 G. Anagnostopoulos et al. https://doi.org/10.3390/universe9080357