@article{Calderone:2009qx,
  author = "Calderone, Giorgio",
  title = "{Search for precursor activity in Swift/BAT gamma-ray bursts.}",
  doi = "10.22323/1.067.0018",
  journal = "PoS",
  year = 2009,
  volume = "Integral08",
  pages = "018"
}