@book{UBHD-66599211,
  author={Esser, Birgit},
  title={[6.8] 3 Cyclacen},
  subtitle={Synthese eines neuartigen cyclischen Pi-Systems},
  year={2008},
  pages={VIII, 284 S.},
  language={ger},
  note={Zsfassung in engl. Sprache},
  school={Heidelberg, Univ., Diss., 2008},
  library={UB [Signatur: 2008 U 989]},
}
@article{UBHD-68179218,
  author={Esser, Birgit and Gleiter, Rolf},
  title={DFT calculations on the protonation of two 1,3-butadiyne units fixed in medium-sized rings},
  year={2006},
  pages={5126-5135},
  language={eng},
  issn={1520-6904},
  volume={71},
  number={14},
  note={Gesehen am 16.10.2017},
  journal={The journal of organic chemistry},
  doi={10.1021/jo060426h},
}