X-Ray Astronomy Discovery Experiments*
X-ray astronomy from the Moon
X-ray astronomy in its thirtieth year
X-ray astronomy in the 21st century Rapporteur's report
X-ray Astronomy in the Laboratory with a Miniature Compact Object Produced by Laser-Driven Implosion
X-ray astronomy in the new Millenium. A Summary
X-ray astronomy instruments to operate on MIR station
X-ray astronomy of stellar coronae (Review)
X-ray Astronomy with CCDs: Calibration of the Advanced CCD Imaging Spectrometer and Observations of Rotation-powered Pulsars
X-ray Astrophysics With Complete And Accurate Atomic Data
X-ray aurora in neutron star magnetospheres
X-ray background measurements with XMM-Newton EPIC
X-ray background synthesis: the infrared connection
X-ray background, discrete sources, and diffuse processes
X-ray Beaming and Mass Transfer in HZ HER
X-Ray Beaming due to Resonance Scattering in the Accretion Column of Magnetic Cataclysmic Variables
X-ray Beaming in the High Magnetic Field Pulsar GX 1+4
X-ray behaviour of Circinus X-1 - I: X-ray Dips as a diagnostic of periodic behaviour
X-Ray Binaries
X-Ray Binaries