Cosmic ray flares : a description and discussion of the ten great solar flares which have generated cosmic rays recorded at ground level /
Ellison, M. A.(Mervyn Archdall),1909-
McKenna-Lawlor, Susan M. P.
Reid, J. H.
Dublin : Observatory of the School of Cosmic Physics, Dublin Institute for Advanced Studies,
1961.
Solar flares.
Cosmic rays.