182 citations · 274 across the 4 of their papers we have counts for
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physics.space-ph2016★ 58 cited
Analysis of Ground Level Enhancements (GLE): Extreme solar energetic particle events have hard spectra
E. Asvestari, T. Willamo, A. Gil +4
Nearly 70 Ground Level Enhancements (GLEs) of cosmic rays have been recorded by the worldwide neutron monitor network since the 1950s depicting a big variety of energy spectra of s…
physics.ao-ph2016★ 23 cited
An Optical Atmospheric Phenomenon Observed in 1670 over the City of Astrakhan Was not a Mid-Latitude Aurora
I. G. Usoskin, G. A. Kovaltsov, L. N. Mishina +2
It has been recently claimed (Zolotova and Ponyavin, Solar Phys., 291, 2869, 2016, ZP16 henceforth) that a mid-latitude optical phenomenon, which took place over the city of Astrak…