@article{UBHD-68657885,
  author={Nonnenmacher, Michael and Buck, Dominik and Kunz, Doris},
  title={Experimental and theoretical investigations on the high-electron donor character of pyrido-annelated N-heterocyclic carbenes},
  year={2016},
  pages={1884-1896},
  language={eng},
  issn={1860-5397},
  volume={12},
  note={Gesehen am 05.11.2020},
  journal={Beilstein journal of organic chemistry},
  doi={10.3762/bjoc.12.178},
}
@article{UBHD-68228548,
  author={Nonnenmacher, Michael and Kunz, Doris and Rominger, Frank and Oeser, Thomas},
  title={First examples of dipyrido(1,2-c:2′,1′-e)imidazolin-7-ylidenes serving as NHC-ligands},
  subtitle={synthesis, properties and structural features of their chromium and tungsten pentacarbonyl complexes},
  year={2005},
  pages={5647-5653},
  language={eng},
  issn={1872-8561},
  volume={690},
  number={24-25},
  note={Gesehen am 09.03.2018 ; Dedicated to Professor G{\"u}nter Helmchen on the occasion of his 65th birthday},
  journal={Journal of organometallic chemistry},
  doi={10.1016/j.jorganchem.2005.07.033},
}