Chashkina A.; Abolmasov P.; Biryukov A.; Shakura N.
(2015)
© 2015, Pleiades Publishing, Ltd. RXTE observations of the X-ray binary systems SXP 138, GX-304, and γ Cas in 1997–2011 have shown for the first time that these objects (X-ray binaries with Be donors) display X-ray flux ...