@article{Wang:368,
      author        = "Wang, Y.M. and Robbrecht, E. and Rouillard, A.P. and
                       Sheeley, N.R.Jr. and Thernisien, A.",
      title         = "{Formation and Evolution of Coronal Holes Following the
                       Emergence of Active Regions}",
      year          = "2010",
}