A New Interpretation of the X-ray Spectral Variability of NGC 4051
A Qualitative Test of a Unified Model of Seyfert Galaxies With BeppoSAX
ASCA Observations of the Seyfert 2 Galaxy NGC 7582: Implications for the Unified Scheme of AGNs
Diffuse Thermal Emission from Very Hot Gas in Starburst Galaxies: Spatial Results
Energy-Shifted Lines in XMM-Newton EPIC Spectra of Seyfert Galaxies
Probing Local Seyfert Galaxies: Consistent with Unified Models, but Not with Standard Accretion?