Hard X-ray emission of the Earth's atmosphere: Monte Carlo simulations

Hard X-ray emission of the microquasar GRO J1655-40 during the rise of its 2005 outburst

Hard X-ray emission of the microquasar GX 339-4 in the low/hard state

Hard X-Ray Emission of X-Ray Bursters

Hard X-ray emitting Active Galactic Nuclei selected by the Chandra Multi-wavelength Project

Hard X-ray emitting black hole fed by accretion of low angular momentum matter

Hard X-Ray Excess in the Coma Cluster: a Reply to Rossetti & Molendi (astro-ph/0702417)

Hard X-Ray Features in the Spectra of Binary X-Ray Sources

Hard X-ray Flarelike Activity in the CYG X-1 Emission

Hard X-ray flares in IGR J08408-4503 unveil clumpy stellar winds

Hard X-ray Flares Preceding Soft X-ray Outbursts in Aquila X-1: A Link between Neutron Star and Black Hole State Transitions

Hard X-ray flux from low-mass stars in the Cygnus OB2 Association

Hard X-ray footpoint sizes and positions as diagnostics of flare accelerated energetic electrons in the low solar atmosphere

Hard X-ray identification of Eta Carinae and steadiness close to periastron

Hard X-ray Imaging for MIRAX

Hard X-ray imaging from Explorer

Hard X-ray imaging of two flares in active region 2372

Hard X-Ray Imaging with a Rotating Widefield Coded Mask Telescope - an Inflight Test

Hard X-ray Lags in Cygnus X-1

Hard X-ray lags in GRO J1719-24