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19992026
most citedA long decay of X-ray flux and spectral evolution in the supersoft active galactic nucleus GSN 069

67 citations · 222 across the 11 of their papers we have counts for

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astro-ph2000★ 32 cited

Evidence of thick obscuring matter revealed in the X-ray spectrum of the Z=4.28 quasar RXJ1028.6-0844

W. Yuan, M. Matsuoka, T. Wang +3

We report the discovery of an unambiguous, substantial low-energy cutoff in the broad band X-ray spectrum of the radio quasar RXJ1028.6-0844 at a redshift of 4.276 obtained with th…