@InProceedings { LZpi02,
author = {  Langevin, Philippe and Zanotti, Jean-Pierre  },
title  = {  Around the counter example of {P}aterson and {W}iedemann  },
booktitle = {  Fq6  },
organization = {  Finite Fields  },
pages = {  214--229  },
year = {2002},
rang = {B},
url  =  {http://langevin.univ-tln.fr/RECHERCHE/PREPRINTS/preprint-langevin-zanotti-fq6.ps},
}