Browsing by Subject Quasars: emission lines
Showing results 1 to 1 of 1
| Issue Date | Title | Author(s) |
|---|---|---|
| - | XMM-Newton spectra of hard spectrum Rosat AGN: X-ray absorption and optical reddening | - |
| Issue Date | Title | Author(s) |
|---|---|---|
| - | XMM-Newton spectra of hard spectrum Rosat AGN: X-ray absorption and optical reddening | - |