@book{UBHD-69069597,
  author={Bortfeld, Thomas},
  title={Dose conformation in tumor therapy with external ionizing radiation},
  subtitle={physical possibilities and limitations},
  address={Heidelberg},
  year={1995},
  pages={1 Online-Ressource (127 Seiten)},
  language={eng and ger},
  school={Habilitationsschrift,  Universit{\"a}tsbibliothek Heidelberg,  1995},
  doi={10.11588/heidok.00033027},
  keywords={Optimierung / Protonentherapie / Strahlentherapie / Strahlendosis},
  url={https://nbn-resolving.org/urn:nbn:de:bsz:16-heidok-330270},
  library={UB},
}
@book{UBHD-69028591,
  author={Bortfeld, Thomas},
  title={Dosiskonformation in der Tumortherapie mit externer ionisierender Strahlung},
  subtitle={physikalische M{\"o}glichkeiten und Grenzen},
  address={Heidelberg},
  year={1995},
  pages={1 Online-Ressource (132 Seiten)},
  language={ger},
  note={Akademischer Betreuer Prof. Dr. Wolfgang Schlegel am Ende des Textes genannt},
  school={Habilitationsschrift,  Ruprecht-Karls-Universit{\"a}t Heidelberg,  1995},
  doi={10.11588/heidok.00032663},
  keywords={Optimierung / Protonentherapie / Strahlentherapie / Strahlendosis},
  url={https://nbn-resolving.org/urn:nbn:de:bsz:16-heidok-326634},
  library={UB},
}
@book{UBHD-2572605,
  author={Bortfeld, Thomas},
  title={Neue Methoden zur L{\"o}sung des inversen Problems der Strahlentherapieplanung},
  year={1990},
  pages={113 Bl.},
  language={ger},
  school={Heidelberg, Univ., Diss., 1990 (Nicht f{\"u}r den Austausch)},
  library={UB [Signatur: 92 U 230] ; UB [Signatur: 92 U 230]},
}
@book{UBHD-69009160,
  author={Bortfeld, Thomas},
  title={New methods for solving the inverse problem of radiotherapy planning},
  publisher={Universit{\"a}tsbibliothek Heidelberg},
  address={Heidelberg},
  year={1990},
  pages={1 Online-Ressource (113 Seiten)},
  language={eng},
  school={Dissertation,  Ruprecht-Karls-University Heidelberg,  1990},
  doi={10.11588/heidok.00032711},
  keywords={Medizinische Physik / Strahlentherapie / Bildrekonstruktion / Optimierung / Inverses Problem},
  url={https://nbn-resolving.org/urn:nbn:de:bsz:16-heidok-327110},
  library={UB},
}
@article{UBHD-68360091,
  author={Keller-Reichenbecher, Mark-Aleksi and Bortfeld, Thomas and Levegr{\"u}n, Sabine and Preiser, Konrad and Schlegel, Wolfgang},
  title={Intensity modulation with the “step and shoot” technique using a commercial mlc},
  subtitle={a planning study},
  year={1999},
  pages={1315-1324},
  language={eng},
  issn={1879-355X},
  volume={45},
  number={5},
  note={Gesehen am 19.02.2019},
  journal={International journal of radiation oncology, biology, physics},
  doi={10.1016/S0360-3016(99)00324-7},
}
@article{UBHD-68360515,
  author={Schneider, Wilfried and Bortfeld, Thomas and Schlegel, Wolfgang},
  title={Correlation between CT numbers and tissue parameters needed for Monte Carlo simulations of clinical dose distributions},
  year={2000},
  pages={459-478},
  language={eng},
  issn={1361-6560},
  volume={45},
  number={2},
  note={Gesehen am 20.02.2019},
  journal={Physics in medicine and biology},
  doi={10.1088/0031-9155/45/2/314},
}