@article{214131,
      author = {Stillwell, John.},
      url = {http://library.usi.edu/record/214131},
      title = {Numbers and geometry /},
      publisher = {Springer,},
      recid = {214131},
      pages = {xiv, 339 p. :},
      address = {New York:},
      year = {1998},
}