Discovery of a Binary Active Galactic Nucleus in the Ultraluminous Infrared Galaxy NGC 6240 Using
Chandra
2017 ◽
Vol 835
(2)
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pp. 179
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2012 ◽
Vol 753
(2)
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pp. L37
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Keyword(s):
2005 ◽
Vol 357
(2)
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pp. 565-571
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