@article{KleinpeterKoch2011,
  author    = {Erich Kleinpeter and Andreas Koch},
  title     = {The anisotropic effect of functional groups in H-1 NMR spectra is the molecular response property of spatial NICS-the frozen conformational equilibria of 9-arylfluorenes},
  journal   = {Tetrahedron},
  volume    = {67},
  number    = {32},
  pages     = {5740 -- 5743},
  doi       = {10.1016/j.tet.2011.06.005},
  year      = {2011},
}