@article{Lindstrom:2015Ii,
  author = "Lindstrom, Ulf",
  title = "{Extended Supersymmetry and Four Dimensional Geometry}",
  doi = "10.22323/1.231.0141",
  journal = "PoS",
  year = 2015,
  volume = "CORFU2014",
  pages = "141"
}