@article{Moura:2009JR,
  author = "Moura, Filipe",
  title = "{R^4 terms and d=4 supergravity}",
  doi = "10.22323/1.075.0007",
  journal = "PoS",
  year = 2009,
  volume = "BHs, GR and Strings",
  pages = "007"
}