@article{Donini:2009S9,
  author = "Donini, Andrea  and  Lindroos, Mats",
  title = "{Optimisation of a beta beam}",
  doi = "10.22323/1.074.0051",
  journal = "PoS",
  year = 2009,
  volume = "Nufact08",
  pages = "051"
}