Relative Abundances and Energy Spectra of Solar Cosmic Ray Nuclei in the August 4, 1972 Event Biswas, S. ; Bertsch, D. L. ; Fichtel, C. E. ; Pellerin, C. ; Reames, D. V. Abstract Publication: International Cosmic Ray Conference Pub Date: 1973 Bibcode: 1973ICRC....2.1543B