@article{eprints3440,
          volume = {399},
          number = {6732},
         journal = {Nature},
          author = {Jordan Grafman and Etienne Koechlin and Gianpaolo Basso and Pietro Pietrini and Seth Panzer},
            year = {1999},
           title = {The role of the anterior prefrontal cortex in human cognition},
       publisher = {Nature Publishing Group},
           pages = {148--151},
             url = {http://eprints.imtlucca.it/3440/}
}