Simon, A.; Bondar, A.V.; Reshetnyk, V.M.
(Advances in Astronomy and Space Physics, 2011)
We present the rst results on the spectra of Be/X-ray binary RX J0440.9+4431 obtained with the 2m Ritchey-Chretein-Coude telescope with Cassegrain Multi Mode Spectrograph (CMMS) (with R = 14000) at Terskol observatory. ...