@article{Paunzen:2274,
      author        = "Paunzen, E. and Hensberge, H. and Maitzen, H. M. and
                       Netopil, M. and Trigilio, C. and Fossati, L. and Heiter, U.
                       and Pranka, M.",
      title         = "{A photometric long-term study of chemically peculiar
                       stars in open clusters}",
      year          = "2011",
}