author  = "P. Evans and J. Fridriksson and N. Gehrels and J. Homan and J. Osborne and M. Siegel and A. Beardmore and P. Handbauer and J. Gelbord and -. [et. al.] and D. Rosińska and -. [et. al.]",
  title   = "Swift follow-up observations of candidate gravitational-wave transient events",
  journal = "Astrophysical Journal Supplement Series",
  volume  = "Vol. 203",
  number  = "no 2",
  pages   = "28",
  year    = "2012",