TY - CPAPER AU - J. Shull CY - Venice, Italy N1 - JILA Pub. 2601 PB - Dordrecht, D. Reidel Publishing Co. PP - Venice, Italy PY - 1983 TI - Non-equilibrium ionization X-ray emission from supernova remnants UR - http://adsabs.harvard.edu/full/1983IAUS..101...99S ER -