235 citations · 399 across the 9 of their papers we have counts for
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astro-ph.HE2013★ 20 cited
Towards a dynamical mass of the ultraluminous X-ray source NGC 5408 X-1
D. Cseh, F. Grise, P. Kaaret +5
We obtained multi-epoch Very Large Telescope (VLT) optical spectroscopic data in 2011 and 2012 on the ultraluminous X-ray source (ULX) NGC 5408 X-1. We confirm that the HeII\lambda…
astro-ph.HE2013★ 43 cited
A long-term X-ray monitoring of the ultraluminous X-ray source NGC 5408 X-1 with Swift reveals the presence of dips but no orbital period
Fabien Grisé, Philip Kaaret, Stéphane Corbel +2
NGC 5408 X-1 is a well-studied ultraluminous X-ray source (ULX) that has been seen to emit in X-rays persistently above the Eddington limit of a stellar-mass black hole for years.…