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https://doi.org/10.3847/1538-3881/ab6e67

The Sloan Digital Sky Survey Quasar Catalog: Sixteenth Data Release

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Reionization history constraints from neural network based predictions of high-redshift quasar continua

Dominika Ďurovčíková, Harley Katz, Sarah E I Bosman, et al.
Monthly Notices of the Royal Astronomical Society 493 (3) 4256 (2020)
https://doi.org/10.1093/mnras/staa505

The first high-redshift changing-look quasars

Nicholas P Ross, Matthew J Graham, Giorgio Calderone, et al.
Monthly Notices of the Royal Astronomical Society 498 (2) 2339 (2020)
https://doi.org/10.1093/mnras/staa2415

The correlations between optical/UV broad lines and X-ray emission for a large sample of quasars

John D Timlin, W N Brandt, Q Ni, et al.
Monthly Notices of the Royal Astronomical Society 492 (1) 719 (2020)
https://doi.org/10.1093/mnras/stz3433

On the Relation between the Hard X-Ray Photon Index and Accretion Rate for Super-Eddington Accreting Quasars

Jian Huang, Bin Luo, Pu Du, Chen Hu, Jian-Min Wang and Yi-Jia Li
The Astrophysical Journal 895 (2) 114 (2020)
https://doi.org/10.3847/1538-4357/ab9019

Observational estimate of the partial covering probability of quasar emission regions by distant H2 absorption clouds

A V Ivanchik, P Petitjean and V V Klimenko
Monthly Notices of the Royal Astronomical Society 493 (4) 5743 (2020)
https://doi.org/10.1093/mnras/staa614

The frequency of extreme X-ray variability for radio-quiet quasars

John D Timlin, W N Brandt, S Zhu, et al.
Monthly Notices of the Royal Astronomical Society 498 (3) 4033 (2020)
https://doi.org/10.1093/mnras/staa2661

Detecting multiple DLAs per spectrum in SDSS DR12 with Gaussian processes

Ming-Feng Ho, Simeon Bird and Roman Garnett
Monthly Notices of the Royal Astronomical Society 496 (4) 5436 (2020)
https://doi.org/10.1093/mnras/staa1806

The Completed SDSS-IV extended Baryon Oscillation Spectroscopic Survey: Large-scale structure catalogues for cosmological analysis

Ashley J Ross, Julian Bautista, Rita Tojeiro, et al.
Monthly Notices of the Royal Astronomical Society 498 (2) 2354 (2020)
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