@inproceedings{Nilles:2000BS,
  author = "Nilles, H.P.",
  title = "{Anomalous U(1) Gauge Symmetries And Heterotic - Type I/II String Duality}",
  doi = "10.22323/1.004.0037",
  booktitle = "Proceedings of Quantum aspects of gauge theories, supersymmetry and unification {\textemdash} PoS(tmr99)",
  year = 2000,
  volume = "004",
  pages = "037"
}