@article{Greiner:2016FC,
  author = "Greiner, Walter",
  title = "{There are no black holes: Pseudo-Complex General Relativity From Einstein to Zweistein}",
  doi = "10.22323/1.224.0036",
  journal = "PoS",
  year = 2016,
  volume = "FFP14",
  pages = "036"
}