Results 221 to 230 of about 20,094 (246)

ASCA observations of deep ROSAT fields IV.IR and hard X-ray observations of an obscured high-redshift QSO

open access: green, 1998
I. Georgantopoulos   +6 more
openalex   +1 more source

Traces of co-evolution in X-ray absorbed QSOs with high SFR at z~2

open access: green, 2014
A. Khan-Ali   +5 more
openalex   +1 more source

The sinfoni Mg II program for line emitters (simple): Discovering starbursts near QSO sight lines

open access: green
N. Bouché   +6 more
openalex   +1 more source

The WISSH QSOs project IX. Cold gas content and environment of luminous QSOs at Cosmic noon [PDF]

open access: green, 2020
M. Bischetti   +25 more
openalex  

Spectroscopy of QSO pairs

open access: yesThe Astrophysical Journal, 1976
J. G. Bolton   +3 more
openaire   +1 more source

Observation of distant QSO’s [PDF]

open access: yesInternational Astronomical Union Colloquium, 1977
openaire   +1 more source

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