Log-Parabolic SSC Spectra in HBL Sources. A New Analysis of the April 1997 Large Outburst of Mkn 501
Swift XRT Observations of X-ray Flares in GRB Afterglows
Swift-XRT Observation of the Afterglow of GRB050319 and XRF050416A
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The X-ray Telescope on board Swift: Status and Main Results
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XMM-Newton observations of the field of #947-ray burst 980425