An investigation of Fe XV emission lines in solar flare spectra F. P. Keenan, K. M. Aggarwal, D. S. Bloomfield, A. Z. Msezane and K. G. Widing A&A, 449 3 (2006) 1203-1208 Published online: 24 March 2006 DOI: 10.1051/0004-6361:20054028