@book{DietzschDreiseidlerEppetal.2002,
  author    = {Volker Dietzsch and Alexandra Dreiseidler and Thomas Epp and Thomas Janke and Ronny Pfuhl and Angelika Siekmann and Ursula Simanowsky and Hans Wuttke},
  title     = {Mathematik : Analysis ; Handbuch f{\"u}r den Unterricht ; Gymnasiale Oberstufe, NRW [Sch{\"u}lerbuch]},
  isbn      = {3-464-57281-1},
  year      = {2002},
}