@article{468158,
      author = {Helmstetter, J. and Micali, Artibano.},
      url = {http://library.usi.edu/record/468158},
      title = {Quadratic mappings and Clifford algebras [electronic  resource] /},
      publisher = {Birkhäuser,},
      recid = {468158},
      pages = {xiii, 504 p.},
      address = {Basel ;},
      year = {2008},
}