@article{Shapiro:1239,
      author        = "Shapiro, A. I. and Cessateur, G. and Dominique, M. and
                       Krivova, N. and Lachat, D. and Rozanov, E. and Schmutz, W.
                       and Shapiro, A.V. and Tagirov, R. and Thuillier, G. and
                       Wehrli, C.",
      title         = "{Modeling of the Solar Spectral Irradiance as observed by
                       LYRA/PROBA2 and PREMOS/PICARD}",
      year          = "2011",
}