@book{57590,
  author       = {{Hilgert, Joachim}},
  isbn         = {{9783662688922}},
  publisher    = {{Springer Berlin Heidelberg}},
  title        = {{{Mathematische Strukturen 2. Auflage}}},
  doi          = {{10.1007/978-3-662-68893-9}},
  year         = {{2024}},
}