X-Ray Variability of the Afterglow From GRB970828
X-Ray Variability in BL Lac Objects
X-Ray Variability and Soft X-Ray Spectrum of Narrow Line Seyfert 1 Sources
X-RAY TIMING - The Complex Continuum Model for the LMXB Dipping Sources
X-RAY TIMING - Discovery of the Cessation of Flickering During Dips in Cygnus X-1
X-ray Study of Mass-Accretion Flows onto Weakly-Magnetized Neutron Stars
X-Ray Study of Hot Interstellar Medium in Early-Type Galaxies
X-Ray Spectrum of Be-Like Ions in Recombining Plasmas
X-Ray Spectroscopy of Stellar Coronae With BeppoSAX
X-Ray Observations of the Normal Spiral Galaxies With ASCA
X-Ray Lobes of W50/SS433 System
X-ray emissions from clusters excited by ultrashort laser pulses [3886-42]
X-Ray Emission Properties of Rotation-Driven Pulsars
X-Ray Emission From Seyfert 2 Galaxies Having Polarized Broad Optical Lines
X-Ray Detection From Shell-Like SNR G359.1-05