@inproceedings{OPUS4-41526,
  title     = {Beitr{\"a}ge zum Mathematikunterricht 2017},
  editor    = {Kortenkamp, Ulrich and Kuzle, Ana},
  publisher = {WTM-Verlag},
  address   = {M{\"u}nster},
  isbn      = {978-3-95987-072-6},
  year      = {2018},
  language  = {de}
}
@book{OPUS4-20831,
  title     = {Evolution equations, Feshbach resonances, singular Hodge theory},
  series = {Mathematical topics},
  volume    = {16},
  journal   = {Mathematical topics},
  editor    = {Demuth, Michael and Schrohe, Elmar and Schulze, Bert-Wolfgang and Sj{\"o}strand, J.},
  publisher = {Wiley-VCH},
  address   = {Berlin},
  isbn      = {3-527-40233-0},
  pages     = {431 S.},
  year      = {1999},
  language  = {en}
}
@book{OPUS4-23966,
  title     = {Spectral theory, microlocal analysis, singular manifolds},
  series = {Mathematical topics},
  volume    = {14},
  journal   = {Mathematical topics},
  editor    = {Demuth, Michael and Schrohe, Elmar and Schulze, Bert-Wolfgang and Sj{\"o}strand, J.},
  publisher = {Akad.-Verl.},
  address   = {Berlin},
  isbn      = {3-05-501776-5},
  pages     = {366 S.},
  year      = {1997},
  language  = {en}
}
@book{OPUS4-27563,
  title     = {Boundary value problems, Schr{\"o}dinger operators, deformation quantization},
  series = {Mathematical topics},
  volume    = {8},
  journal   = {Mathematical topics},
  editor    = {Demuth, Michael and Schrohe, Elmar and Schulze, Bert-Wolfgang},
  publisher = {Akad.-Verl.},
  address   = {Berlin},
  isbn      = {3-05-501699-8},
  pages     = {353 S.},
  year      = {1995},
  language  = {en}
}
@book{OPUS4-43561,
  title     = {Implementation research on problem solving in school settings},
  series = {Ars inveniendi et dejudicandi ; 13},
  journal   = {Ars inveniendi et dejudicandi ; 13},
  editor    = {Kuzle, Ana and Rott, Benjamin and Gebel, Inga},
  publisher = {WTM-Verlag},
  address   = {M{\"u}nster},
  isbn      = {978-3-95987-116-7},
  pages     = {IV, 220},
  year      = {2019},
  language  = {en}
}