@article {diCW,
    AUTHOR = {Gaucher, P. and Goubault, E.},
     TITLE = {Topological deformation of higher dimensional automata},
      NOTE = {Algebraic topological methods in computer science (Stanford,
              CA, 2001)},
   JOURNAL = {Homology Homotopy Appl.},
  FJOURNAL = {Homology, Homotopy and Applications},
    VOLUME = {5},
      YEAR = {2003},
    NUMBER = {2},
     PAGES = {39--82 (electronic)},
      ISSN = {1512-0139},
   MRCLASS = {55P15 (55U05 68Q85)},
  MRNUMBER = {MR1994940 (2004i:55011)},
}