@article{Clette:193,
      author        = "Clette, F. and Hochedez, J.-F. and Verwichte, E. and
                       Berghmans, D. and Cugnon, P.",
      title         = "{Long-term variations in the Extreme-UV corona: the
                       EIT/SOHO perspective}",
      year          = "2001",
      note          = "Recent Insights into the Physics of the Sun and
                       Heliosphere: Highlights from SOHO and other Space Missions,
                       IAU Symp. 203., Manchester, Aug. 2000., eds. P. Brekke, B.
                       Fleck and J.B. Gurman",
}