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Ultrasoft narrow-line Seyfert 1 galaxies and X-ray surveys

Niel Brandt
, Thomas Boller

Astronomy & Astrophysics
Institute for Gravitation & the Cosmos
Center for Particle and Gravitational Astrophysics
Center for Theoretical and Observational Cosmology

Research output: Contribution to journal › Article › peer-review

11 Link opens in a new tab Scopus citations

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