@article{
  author = {Mahmodi Hashemi, M., Mirzaei, M.},
  title = {Electronic effects on singlet-triplet energy splittings in aryl-cyclopentadienylidenes},
  journal = {Journal of Physical & Theoretical Chemistry},
  year = {2010},
  volume = {7},
  number = {1},
  pages = {23-26},
  doi = {}
}