OBSERVATIONS OF THE LIMB SOLAR-FLARE ON 1980 APRIL 30 WITH THE SMM X-RAY POLYCHROMATOR by Gabriel, A, Acton, L, Culhane, J, Phillips, K, Wolfson, C, Rapley, C, Antonucci, E, Bentley, R, Jordan, C, Kayat, M, Leibacher, J, Levay, M, Sherman, J, Strong, K, Veck, N

X-RAY-SPECTRA OF SOLAR-FLARES OBTAINED WITH A HIGH-RESOLUTION BENT CRYSTAL SPECTROMETER by Culhane, J, Gabriel, A, Acton, L, Rapley, C, Phillips, K, Wolfson, C, Antonucci, E, Bentley, R, Catura, R, Jordan, C, Kayat, M, Kent, B, Leibacher, J, Parmar, A, Sherman, J, Springer, L, Strong, K, Veck, N

X-RAY-LINE WIDTHS AND CORONAL HEATING by Acton, L, Culhane, J, Gabriel, A, Wolfson, C, Rapley, C, Phillips, K, Antonucci, E, Bentley, R, Hayes, R, Joki, E, Jordan, C, Kayat, M, Kent, B, Leibacher, J, Nobles, R, Parmar, A, Strong, K, Veck, N