@article{Heslop:2000YC,
  author = "Heslop, Paul  and  Howe, Paul",
  title = "{Harmonic superspaces and superconformal fields }",
  doi = "10.22323/1.006.0016",
  journal = "PoS",
  year = 2000,
  volume = "tmr2000",
  pages = "016"
}