M. A. Soliman
Křivský L.
,
Soliman M. A.
,
Šimberová Stanislava
,
Flusser Jan
:
Proton Flare and Terrestrial Effects with Aurorae in the Minimum Phase of Solar Activity
,
Bulletin of the Astronomical Institutes of Czechoslovakia vol.42, 6 (1991), p. 386-389
[1991]