@book{UBHD-68686794,
  author={Birk, Paul},
  title={The dipole response of an ionization threshold within ultrashort and strong fields},
  address={Heidelberg},
  year={2020},
  pages={1 Online-Ressource (150 Seiten)},
  language={eng},
  school={Dissertation,  Heidelberg University,  2020},
  doi={10.11588/heidok.00029252},
  url={https://nbn-resolving.org/urn:nbn:de:bsz:16-heidok-292523},
  library={UB},
}
@book{UBHD-68722339,
  author={Birk, Paul},
  organization={Universit{\"a}t Heidelberg},
  title={The dipole response of an ionization threshold within ultrashort and strong fields},
  address={Heidelberg},
  year={2020},
  pages={150 Seiten},
  language={eng},
  school={Dissertation,  Heidelberg University,  2020},
  library={UB [Signatur: 2021 U 239]},
}
@article{UBHD-68574858,
  author={Ding, Thomas and Ott, Christian and Kaldun, Andreas and Bl{\"a}ttermann, Alexander and Meyer, Kristina and Stooß, Veit and Rebholz, Marc and Birk, Paul and Hartmann, Maximilian and Brown, Andrew and Hart, Hugo Van Der and Pfeifer, Thomas},
  title={Time-resolved four-wave-mixing spectroscopy for inner-valence transitions},
  year={2016},
  pages={709-712},
  language={eng},
  issn={1539-4794},
  volume={41},
  number={4},
  note={Gesehen am 08.05.2020},
  journal={Optics letters},
  doi={10.1364/OL.41.000709},
}