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Note: When clicking on a Digital Object Identifier (DOI) number, you will be taken to an external site maintained by the publisher. Some full text articles may not yet be available without a charge during the embargo (administrative interval).
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Dying of the Light: An X-Ray Fading Cold Quasar at z ∼ 0.405

https://doi.org/10.3847/1538-4357/abb94a

Cooke, Kevin C.; Kirkpatrick, Allison; Estrada, Michael; Messias, Hugo; Peca, Alessandro; Cappelluti, Nico; Ananna, Tonima Tasnim; Brewster, Jason; Glikman, Eilat; LaMassa, Stephanie; et al (November 2020, The Astrophysical Journal)

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The Accretion History of AGN: A Newly Defined Population of Cold Quasars

https://doi.org/10.3847/1538-4357/aba358

Kirkpatrick, Allison; Urry, C. Megan; Brewster, Jason; Cooke, Kevin C.; Estrada, Michael; Glikman, Eilat; Hamblin, Kurt; Ananna, Tonima Tasnim; Carlile, Casey; Coleman, Brandon; et al (September 2020, The Astrophysical Journal)

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