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    The Stellar Content of the XMM-Newton Bright Serendipitous Survey

    Lopez-Santiago, J. / Micela, G. / Ceca, R. D. et al. | British Library Conference Proceedings | 2005

    X-ray Emitting EROs and Obscured QSOs

    Severgnini, P. / Braito, V. / Caccianiga, A. et al. | British Library Conference Proceedings | 2005

    The Bright Side of the Hard X-ray Sky: the XMM-Newton Bright Survey

    Ceca, R. D. / Caccianiga, A. / Severgnini, P. et al. | British Library Conference Proceedings | 2005

    The N~H Distribution of Seyfert 2 Galaxies and the X-Ray Background

    Maiolino, R. / Bassani, L. / Comastri, A. et al. | British Library Conference Proceedings | 2000