Kosenkov I.A.; Veledina A.; Suleimanov V.F.; Poutanen J.
(2020)
© ESO 2020. Black hole X-ray binaries show signs of nonthermal emission in the optical to near-infrared range. We analyzed optical to near-infrared SMARTS data on GX 339-4 over the 2002-2011 period. Using soft state data, ...