Results 291 to 295 of about 111,891 (295)
Some of the next articles are maybe not open access.
Quasars
Nature
, 1965
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(10.1038/208963a0)
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Twin Quasars Found
Science
, 1990
openaire
pubmed.ncbi.nlm.nih.gov
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(10.1126/science.247.4947.1179)
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Quasare
2012
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(10.1007/978-3-8274-2902-5_34)
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Epoch of Quasars
Science
, 1995
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pubmed.ncbi.nlm.nih.gov
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(10.1126/science.269.5224.637-b)
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Quasar
2003
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(10.1201/9781420034677-131)
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supermassive black holes
redshift
active galactic nuclei
optics
computer science
reionization
active galactic nucleus
emission spectrum
spectral line
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