TY - RPRT TI - X-Ray Spectral Variability in NGC 7469 AU - Leighly, Karen AU - Kunieda, Hideyo AU - Awaki, Hisamitsu AU - Tsuruta, Sachiko PY - 1996 UR - https://ntrs.nasa.gov/citations/19980018301 ID - 19980018301 ER -