@Article{PetkovWestenbergGrigorescu2003ecvp,
  author =   {N. Petkov and M. A. Westenberg and C. Grigorescu},
  title =    {Non-classical receptive field inhibition and contour detection},
  journal =  {Perception},
  year =     {2003},
  volume =   {32 supplement},
  pages =    {1-2}
}