![BROADBAND X-RAY SPECTRA OF THE ULTRALUMINOUS X-RAY SOURCE HOLMBERG IX X-1 OBSERVED WITH
<i>NuSTAR</i>
,
<i>XMM-NEWTON,</i>
AND
<i>SUZAKU</i>]()
BROADBAND X-RAY SPECTRA OF THE ULTRALUMINOUS X-RAY SOURCE HOLMBERG IX X-1 OBSERVED WITH
<i>NuSTAR</i>
,
<i>XMM-NEWTON,</i>
AND
<i>SUZAKU</i>Walton, D. J.; Harrison, F. A.; Grefenstette, B. W.; Miller, J. M.; Bachetti, M.; Barret, D.; Boggs, S. E.; Christensen, F. E.; Craig, W. W.; Fabian, A. C.; Fuerst, F.; Hailey, C. J.; Madsen, K. K.; Parker, M. L.; Ptak, A.; Rana, V.; Stern, D.; Webb, N.; Zhang, W. W. · The Astrophysical Journal · 2014