@article{ Douglas_etal95a,
  author = {Douglas, R.J. and Koch, C. and Mahowald, M. and Martin, K. and Suarez,
	H.},
  title = {Recurrent excitation in neocortical circuits},
  journal = {Science},
  year = {1995},
  volume = {269},
  pages = {981-985},
  en_number = { },
  keywords = { Humbert}
}