Kartavykh, Y. Y., Dröge, W., Klecker, B., Kovaltsov, G. A., Kocharov, L., & Möbius, E. (2011). Possibility of solar energetic particles enrichment with trans-iron ions via the effect of coulomb losses in the acceleration region. Bulletin of the Russian Academy of Sciences: Physics, 75(6), 755-757.