@book{Singh2004,
  author    = {Singh, Simon},
  title     = {{Fermats letzter Satz. Die abenteuerliche Geschichte
              eines mathematischen R{\"a}tsels}},
  year      = 2004,
  publisher = {DTV},
  address   = {M{\"u}nchen},
  edition   = {9.~Aufl.},
}