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- [43] XMM-Newton observations of the spiral galaxy M74 (NGC 628) ASTROPHYSICAL JOURNAL, 2002, 572 (01): : L33 - L37
- [44] Observations of the elliptical galaxy NGC 4636 with XMM-Newton RGS: Preliminary results NEW CENTURY OF X-RAY ASTRONOMY, 2001, 251 : 424 - 425
- [46] X-ray variability of NGC 2516 stars in the XMM-Newton observations Astronomy and Astrophysics, 2006, 456 (03): : 977 - 983
- [48] XMM-Newton observations of open clusters CONNECTIONS AND RECONNECTIONS IN SOLAR AND STELLAR CORONAE, 2003, 32 (06): : 1143 - 1148