@book{JahnkeBieligSchulzJanssenetal.2003,
  author    = {Thomas Jahnke and Gisela Bielig-Schulz and Martin Janßen and Angelika Siekmann and Ursula Simanowsky and Hans Wuttke},
  title     = {Mathematik : Analytische Geometrie lineare Algebra ; Orientierungswissen Stochastik ; Gymnasiale Oberstufe ; NRW},
  editor    = {Thomas Jahnke and Gisela Bielig-Schulz},
  isbn      = {3-464-57217-x},
  year      = {2003},
}